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Finding the Fourth Proportional to 636,914.31, 955,531.86 and 237,568.11

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Solution

The fourth proportional to 636,914.31, 955,531.86 and 237,568.11 is: 356,411.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,914.31 : 955,531.86 = 237,568.11 : x
  2. Step 2: Convert to fraction form
    636,914.31/955,531.86 = 237,568.11/x
  3. Step 3: Cross multiply
    636,914.31x = 955,531.86 × 237,568.11
  4. Step 4: Simplify right side
    636,914.31x = 227,003,898,024.99
  5. Step 5: Solve for x
    x = 227,003,898,024.99/636,914.31
  6. Step 6: Final answer
    x = 356,411.99

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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.