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Finding the Fourth Proportional to 636,363.20, 954,999.52 and 231,554.36

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Solution

The fourth proportional to 636,363.20, 954,999.52 and 231,554.36 is: 347,497.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,363.20 : 954,999.52 = 231,554.36 : x
  2. Step 2: Convert to fraction form
    636,363.20/954,999.52 = 231,554.36/x
  3. Step 3: Cross multiply
    636,363.20x = 954,999.52 × 231,554.36
  4. Step 4: Simplify right side
    636,363.20x = 221,134,304,462.52
  5. Step 5: Solve for x
    x = 221,134,304,462.52/636,363.20
  6. Step 6: Final answer
    x = 347,497.00

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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.