Home / 516,122.20-774,183.30-481,130.20

Finding the Fourth Proportional to 516,122.20, 774,183.30 and 481,130.20

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Solution

The fourth proportional to 516,122.20, 774,183.30 and 481,130.20 is: 721,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,122.20 : 774,183.30 = 481,130.20 : x
  2. Step 2: Convert to fraction form
    516,122.20/774,183.30 = 481,130.20/x
  3. Step 3: Cross multiply
    516,122.20x = 774,183.30 × 481,130.20
  4. Step 4: Simplify right side
    516,122.20x = 372,482,965,965.66
  5. Step 5: Solve for x
    x = 372,482,965,965.66/516,122.20
  6. Step 6: Final answer
    x = 721,695.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 516,123.20, 774,184.80 and 481,131.20
Similar ratio
Find fourth proportional to 774,183.30, 1,161,274.95 and 721,695.30
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.