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Finding the Fourth Proportional to 267,689.58, 369,405.25 and 146,829.79

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Solution

The fourth proportional to 267,689.58, 369,405.25 and 146,829.79 is: 202,621.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,689.58 : 369,405.25 = 146,829.79 : x
  2. Step 2: Convert to fraction form
    267,689.58/369,405.25 = 146,829.79/x
  3. Step 3: Cross multiply
    267,689.58x = 369,405.25 × 146,829.79
  4. Step 4: Simplify right side
    267,689.58x = 54,239,695,282.40
  5. Step 5: Solve for x
    x = 54,239,695,282.40/267,689.58
  6. Step 6: Final answer
    x = 202,621.62

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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.