Home / 688,904.17-951,151.67-616,081.12

Finding the Fourth Proportional to 688,904.17, 951,151.67 and 616,081.12

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Solution

The fourth proportional to 688,904.17, 951,151.67 and 616,081.12 is: 850,606.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,904.17 : 951,151.67 = 616,081.12 : x
  2. Step 2: Convert to fraction form
    688,904.17/951,151.67 = 616,081.12/x
  3. Step 3: Cross multiply
    688,904.17x = 951,151.67 × 616,081.12
  4. Step 4: Simplify right side
    688,904.17x = 585,986,581,387.71
  5. Step 5: Solve for x
    x = 585,986,581,387.71/688,904.17
  6. Step 6: Final answer
    x = 850,606.82

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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.