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Finding the Fourth Proportional to 262,251.30, 393,668.55 and 162,524.10

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Solution

The fourth proportional to 262,251.30, 393,668.55 and 162,524.10 is: 243,966.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,251.30 : 393,668.55 = 162,524.10 : x
  2. Step 2: Convert to fraction form
    262,251.30/393,668.55 = 162,524.10/x
  3. Step 3: Cross multiply
    262,251.30x = 393,668.55 × 162,524.10
  4. Step 4: Simplify right side
    262,251.30x = 63,980,626,787.06
  5. Step 5: Solve for x
    x = 63,980,626,787.06/262,251.30
  6. Step 6: Final answer
    x = 243,966.86

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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.