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Finding the Fourth Proportional to 267,854.68, 369,888.42 and 172,525.24

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Solution

The fourth proportional to 267,854.68, 369,888.42 and 172,525.24 is: 238,245.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,854.68 : 369,888.42 = 172,525.24 : x
  2. Step 2: Convert to fraction form
    267,854.68/369,888.42 = 172,525.24/x
  3. Step 3: Cross multiply
    267,854.68x = 369,888.42 × 172,525.24
  4. Step 4: Simplify right side
    267,854.68x = 63,815,088,433.72
  5. Step 5: Solve for x
    x = 63,815,088,433.72/267,854.68
  6. Step 6: Final answer
    x = 238,245.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.