Home / 359,532.18-496,153.83-198,387.10

Finding the Fourth Proportional to 359,532.18, 496,153.83 and 198,387.10

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Solution

The fourth proportional to 359,532.18, 496,153.83 and 198,387.10 is: 273,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,532.18 : 496,153.83 = 198,387.10 : x
  2. Step 2: Convert to fraction form
    359,532.18/496,153.83 = 198,387.10/x
  3. Step 3: Cross multiply
    359,532.18x = 496,153.83 × 198,387.10
  4. Step 4: Simplify right side
    359,532.18x = 98,430,519,487.59
  5. Step 5: Solve for x
    x = 98,430,519,487.59/359,532.18
  6. Step 6: Final answer
    x = 273,773.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.