Home / 359,519.32-496,132.77-198,381.16

Finding the Fourth Proportional to 359,519.32, 496,132.77 and 198,381.16

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Solution

The fourth proportional to 359,519.32, 496,132.77 and 198,381.16 is: 273,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,519.32 : 496,132.77 = 198,381.16 : x
  2. Step 2: Convert to fraction form
    359,519.32/496,132.77 = 198,381.16/x
  3. Step 3: Cross multiply
    359,519.32x = 496,132.77 × 198,381.16
  4. Step 4: Simplify right side
    359,519.32x = 98,423,394,426.61
  5. Step 5: Solve for x
    x = 98,423,394,426.61/359,519.32
  6. Step 6: Final answer
    x = 273,763.85

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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.