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Finding the Fourth Proportional to 625,167.77, 937,751.67 and 151,849.94

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Solution

The fourth proportional to 625,167.77, 937,751.67 and 151,849.94 is: 227,774.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,167.77 : 937,751.67 = 151,849.94 : x
  2. Step 2: Convert to fraction form
    625,167.77/937,751.67 = 151,849.94/x
  3. Step 3: Cross multiply
    625,167.77x = 937,751.67 × 151,849.94
  4. Step 4: Simplify right side
    625,167.77x = 142,397,534,824.40
  5. Step 5: Solve for x
    x = 142,397,534,824.40/625,167.77
  6. Step 6: Final answer
    x = 227,774.91

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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.