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Finding the Fourth Proportional to 176,666.62, 264,387.56 and 169,318.30

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Solution

The fourth proportional to 176,666.62, 264,387.56 and 169,318.30 is: 253,390.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,666.62 : 264,387.56 = 169,318.30 : x
  2. Step 2: Convert to fraction form
    176,666.62/264,387.56 = 169,318.30/x
  3. Step 3: Cross multiply
    176,666.62x = 264,387.56 × 169,318.30
  4. Step 4: Simplify right side
    176,666.62x = 44,765,652,200.35
  5. Step 5: Solve for x
    x = 44,765,652,200.35/176,666.62
  6. Step 6: Final answer
    x = 253,390.55

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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.