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Finding the Fourth Proportional to 359,934.30, 539,901.45 and 110,583.90

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Solution

The fourth proportional to 359,934.30, 539,901.45 and 110,583.90 is: 165,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,934.30 : 539,901.45 = 110,583.90 : x
  2. Step 2: Convert to fraction form
    359,934.30/539,901.45 = 110,583.90/x
  3. Step 3: Cross multiply
    359,934.30x = 539,901.45 × 110,583.90
  4. Step 4: Simplify right side
    359,934.30x = 59,704,407,956.66
  5. Step 5: Solve for x
    x = 59,704,407,956.66/359,934.30
  6. Step 6: Final answer
    x = 165,875.85

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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.