Home / 836,772.39-1,154,753.55-454,800.15

Finding the Fourth Proportional to 836,772.39, 1,154,753.55 and 454,800.15

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Solution

The fourth proportional to 836,772.39, 1,154,753.55 and 454,800.15 is: 627,628.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,772.39 : 1,154,753.55 = 454,800.15 : x
  2. Step 2: Convert to fraction form
    836,772.39/1,154,753.55 = 454,800.15/x
  3. Step 3: Cross multiply
    836,772.39x = 1,154,753.55 × 454,800.15
  4. Step 4: Simplify right side
    836,772.39x = 525,182,087,753.03
  5. Step 5: Solve for x
    x = 525,182,087,753.03/836,772.39
  6. Step 6: Final answer
    x = 627,628.37

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.