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Finding the Fourth Proportional to 359,560.53, 496,194.99 and 198,420.24

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Solution

The fourth proportional to 359,560.53, 496,194.99 and 198,420.24 is: 273,820.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,560.53 : 496,194.99 = 198,420.24 : x
  2. Step 2: Convert to fraction form
    359,560.53/496,194.99 = 198,420.24/x
  3. Step 3: Cross multiply
    359,560.53x = 496,194.99 × 198,420.24
  4. Step 4: Simplify right side
    359,560.53x = 98,455,129,002.60
  5. Step 5: Solve for x
    x = 98,455,129,002.60/359,560.53
  6. Step 6: Final answer
    x = 273,820.74

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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.