Home / 359,839.17-495,920.21-238,766.85

Finding the Fourth Proportional to 359,839.17, 495,920.21 and 238,766.85

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Solution

The fourth proportional to 359,839.17, 495,920.21 and 238,766.85 is: 329,061.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,839.17 : 495,920.21 = 238,766.85 : x
  2. Step 2: Convert to fraction form
    359,839.17/495,920.21 = 238,766.85/x
  3. Step 3: Cross multiply
    359,839.17x = 495,920.21 × 238,766.85
  4. Step 4: Simplify right side
    359,839.17x = 118,409,305,199.20
  5. Step 5: Solve for x
    x = 118,409,305,199.20/359,839.17
  6. Step 6: Final answer
    x = 329,061.74

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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.