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Finding the Fourth Proportional to 539,562.33, 809,343.18 and 160,481.52

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Solution

The fourth proportional to 539,562.33, 809,343.18 and 160,481.52 is: 240,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,562.33 : 809,343.18 = 160,481.52 : x
  2. Step 2: Convert to fraction form
    539,562.33/809,343.18 = 160,481.52/x
  3. Step 3: Cross multiply
    539,562.33x = 809,343.18 × 160,481.52
  4. Step 4: Simplify right side
    539,562.33x = 129,884,623,728.03
  5. Step 5: Solve for x
    x = 129,884,623,728.03/539,562.33
  6. Step 6: Final answer
    x = 240,722.19

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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.