Home / 685,056.32-944,753.12-588,229.92

Finding the Fourth Proportional to 685,056.32, 944,753.12 and 588,229.92

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Solution

The fourth proportional to 685,056.32, 944,753.12 and 588,229.92 is: 811,220.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,056.32 : 944,753.12 = 588,229.92 : x
  2. Step 2: Convert to fraction form
    685,056.32/944,753.12 = 588,229.92/x
  3. Step 3: Cross multiply
    685,056.32x = 944,753.12 × 588,229.92
  4. Step 4: Simplify right side
    685,056.32x = 555,732,052,197.35
  5. Step 5: Solve for x
    x = 555,732,052,197.35/685,056.32
  6. Step 6: Final answer
    x = 811,220.97

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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.