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Finding the Fourth Proportional to 539,550.64, 809,325.06 and 160,469.56

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Solution

The fourth proportional to 539,550.64, 809,325.06 and 160,469.56 is: 240,704.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,550.64 : 809,325.06 = 160,469.56 : x
  2. Step 2: Convert to fraction form
    539,550.64/809,325.06 = 160,469.56/x
  3. Step 3: Cross multiply
    539,550.64x = 809,325.06 × 160,469.56
  4. Step 4: Simplify right side
    539,550.64x = 129,872,036,275.17
  5. Step 5: Solve for x
    x = 129,872,036,275.17/539,550.64
  6. Step 6: Final answer
    x = 240,704.07

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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.