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Finding the Fourth Proportional to 292,951.98, 438,711.35 and 264,553.10

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Solution

The fourth proportional to 292,951.98, 438,711.35 and 264,553.10 is: 396,182.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,951.98 : 438,711.35 = 264,553.10 : x
  2. Step 2: Convert to fraction form
    292,951.98/438,711.35 = 264,553.10/x
  3. Step 3: Cross multiply
    292,951.98x = 438,711.35 × 264,553.10
  4. Step 4: Simplify right side
    292,951.98x = 116,062,449,405.85
  5. Step 5: Solve for x
    x = 116,062,449,405.85/292,951.98
  6. Step 6: Final answer
    x = 396,182.51

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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.