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Finding the Fourth Proportional to 836,687.88, 1,255,104.72 and 237,654

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Solution

The fourth proportional to 836,687.88, 1,255,104.72 and 237,654 is: 356,501.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,687.88 : 1,255,104.72 = 237,654 : x
  2. Step 2: Convert to fraction form
    836,687.88/1,255,104.72 = 237,654/x
  3. Step 3: Cross multiply
    836,687.88x = 1,255,104.72 × 237,654
  4. Step 4: Simplify right side
    836,687.88x = 298,280,657,126.88
  5. Step 5: Solve for x
    x = 298,280,657,126.88/836,687.88
  6. Step 6: Final answer
    x = 356,501.71

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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.