Home / 548,844.20-823,266.30-324,312.20

Finding the Fourth Proportional to 548,844.20, 823,266.30 and 324,312.20

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Solution

The fourth proportional to 548,844.20, 823,266.30 and 324,312.20 is: 486,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,844.20 : 823,266.30 = 324,312.20 : x
  2. Step 2: Convert to fraction form
    548,844.20/823,266.30 = 324,312.20/x
  3. Step 3: Cross multiply
    548,844.20x = 823,266.30 × 324,312.20
  4. Step 4: Simplify right side
    548,844.20x = 266,995,304,938.86
  5. Step 5: Solve for x
    x = 266,995,304,938.86/548,844.20
  6. Step 6: Final answer
    x = 486,468.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 548,845.20, 823,267.80 and 324,313.20
Similar ratio
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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.