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Finding the Fourth Proportional to 292,002.15, 437,792.80 and 179,449.68

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Solution

The fourth proportional to 292,002.15, 437,792.80 and 179,449.68 is: 269,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,002.15 : 437,792.80 = 179,449.68 : x
  2. Step 2: Convert to fraction form
    292,002.15/437,792.80 = 179,449.68/x
  3. Step 3: Cross multiply
    292,002.15x = 437,792.80 × 179,449.68
  4. Step 4: Simplify right side
    292,002.15x = 78,561,777,866.30
  5. Step 5: Solve for x
    x = 78,561,777,866.30/292,002.15
  6. Step 6: Final answer
    x = 269,045.20

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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.