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Finding the Fourth Proportional to 359,704.14, 539,555.85 and 106,983.60

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Solution

The fourth proportional to 359,704.14, 539,555.85 and 106,983.60 is: 160,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,704.14 : 539,555.85 = 106,983.60 : x
  2. Step 2: Convert to fraction form
    359,704.14/539,555.85 = 106,983.60/x
  3. Step 3: Cross multiply
    359,704.14x = 539,555.85 × 106,983.60
  4. Step 4: Simplify right side
    359,704.14x = 57,723,627,234.06
  5. Step 5: Solve for x
    x = 57,723,627,234.06/359,704.14
  6. Step 6: Final answer
    x = 160,475.29

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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.