Home / 943,477.20-1,415,215.80-494,024.40

Finding the Fourth Proportional to 943,477.20, 1,415,215.80 and 494,024.40

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Solution

The fourth proportional to 943,477.20, 1,415,215.80 and 494,024.40 is: 741,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,477.20 : 1,415,215.80 = 494,024.40 : x
  2. Step 2: Convert to fraction form
    943,477.20/1,415,215.80 = 494,024.40/x
  3. Step 3: Cross multiply
    943,477.20x = 1,415,215.80 × 494,024.40
  4. Step 4: Simplify right side
    943,477.20x = 699,151,136,465.52
  5. Step 5: Solve for x
    x = 699,151,136,465.52/943,477.20
  6. Step 6: Final answer
    x = 741,036.60

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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.