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Finding the Fourth Proportional to 605,822.57, 908,897.47 and 185,086.97

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Solution

The fourth proportional to 605,822.57, 908,897.47 and 185,086.97 is: 277,680.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,822.57 : 908,897.47 = 185,086.97 : x
  2. Step 2: Convert to fraction form
    605,822.57/908,897.47 = 185,086.97/x
  3. Step 3: Cross multiply
    605,822.57x = 908,897.47 × 185,086.97
  4. Step 4: Simplify right side
    605,822.57x = 168,225,073,755.76
  5. Step 5: Solve for x
    x = 168,225,073,755.76/605,822.57
  6. Step 6: Final answer
    x = 277,680.44

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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.