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Finding the Fourth Proportional to 664,732.50, 997,098.76 and 166,096.50

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Solution

The fourth proportional to 664,732.50, 997,098.76 and 166,096.50 is: 249,144.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,732.50 : 997,098.76 = 166,096.50 : x
  2. Step 2: Convert to fraction form
    664,732.50/997,098.76 = 166,096.50/x
  3. Step 3: Cross multiply
    664,732.50x = 997,098.76 × 166,096.50
  4. Step 4: Simplify right side
    664,732.50x = 165,614,614,190.34
  5. Step 5: Solve for x
    x = 165,614,614,190.34/664,732.50
  6. Step 6: Final answer
    x = 249,144.75

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Similar ratio
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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.