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Finding the Fourth Proportional to 504,018.38, 695,545.33 and 277,663.88

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Solution

The fourth proportional to 504,018.38, 695,545.33 and 277,663.88 is: 383,176.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,018.38 : 695,545.33 = 277,663.88 : x
  2. Step 2: Convert to fraction form
    504,018.38/695,545.33 = 277,663.88/x
  3. Step 3: Cross multiply
    504,018.38x = 695,545.33 × 277,663.88
  4. Step 4: Simplify right side
    504,018.38x = 193,127,815,043.68
  5. Step 5: Solve for x
    x = 193,127,815,043.68/504,018.38
  6. Step 6: Final answer
    x = 383,176.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.