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Finding the Fourth Proportional to 637,342.62, 955,702.89 and 226,875.12

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Solution

The fourth proportional to 637,342.62, 955,702.89 and 226,875.12 is: 340,201.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,342.62 : 955,702.89 = 226,875.12 : x
  2. Step 2: Convert to fraction form
    637,342.62/955,702.89 = 226,875.12/x
  3. Step 3: Cross multiply
    637,342.62x = 955,702.89 × 226,875.12
  4. Step 4: Simplify right side
    637,342.62x = 216,825,207,853.10
  5. Step 5: Solve for x
    x = 216,825,207,853.10/637,342.62
  6. Step 6: Final answer
    x = 340,201.96

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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.