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Finding the Fourth Proportional to 324,350.73, 486,526.10 and 166,478.49

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Solution

The fourth proportional to 324,350.73, 486,526.10 and 166,478.49 is: 249,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,350.73 : 486,526.10 = 166,478.49 : x
  2. Step 2: Convert to fraction form
    324,350.73/486,526.10 = 166,478.49/x
  3. Step 3: Cross multiply
    324,350.73x = 486,526.10 × 166,478.49
  4. Step 4: Simplify right side
    324,350.73x = 80,996,129,641.20
  5. Step 5: Solve for x
    x = 80,996,129,641.20/324,350.73
  6. Step 6: Final answer
    x = 249,717.74

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Similar ratio
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1.5x scale

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.