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Finding the Fourth Proportional to 492,200.62, 738,304.60 and 176,660.26

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Solution

The fourth proportional to 492,200.62, 738,304.60 and 176,660.26 is: 264,991.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,200.62 : 738,304.60 = 176,660.26 : x
  2. Step 2: Convert to fraction form
    492,200.62/738,304.60 = 176,660.26/x
  3. Step 3: Cross multiply
    492,200.62x = 738,304.60 × 176,660.26
  4. Step 4: Simplify right side
    492,200.62x = 130,429,082,595.20
  5. Step 5: Solve for x
    x = 130,429,082,595.20/492,200.62
  6. Step 6: Final answer
    x = 264,991.71

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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.