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Finding the Fourth Proportional to 637,291.62, 955,714.68 and 187,893.18

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Solution

The fourth proportional to 637,291.62, 955,714.68 and 187,893.18 is: 281,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,291.62 : 955,714.68 = 187,893.18 : x
  2. Step 2: Convert to fraction form
    637,291.62/955,714.68 = 187,893.18/x
  3. Step 3: Cross multiply
    637,291.62x = 955,714.68 × 187,893.18
  4. Step 4: Simplify right side
    637,291.62x = 179,572,270,397.88
  5. Step 5: Solve for x
    x = 179,572,270,397.88/637,291.62
  6. Step 6: Final answer
    x = 281,774.10

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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.