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Finding the Fourth Proportional to 636,706.92, 954,987.48 and 237,360.72

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Solution

The fourth proportional to 636,706.92, 954,987.48 and 237,360.72 is: 356,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,706.92 : 954,987.48 = 237,360.72 : x
  2. Step 2: Convert to fraction form
    636,706.92/954,987.48 = 237,360.72/x
  3. Step 3: Cross multiply
    636,706.92x = 954,987.48 × 237,360.72
  4. Step 4: Simplify right side
    636,706.92x = 226,676,515,843.79
  5. Step 5: Solve for x
    x = 226,676,515,843.79/636,706.92
  6. Step 6: Final answer
    x = 356,013.90

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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.