Home / 359,726.46-496,423.25-198,581.71

Finding the Fourth Proportional to 359,726.46, 496,423.25 and 198,581.71

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Solution

The fourth proportional to 359,726.46, 496,423.25 and 198,581.71 is: 274,043.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,726.46 : 496,423.25 = 198,581.71 : x
  2. Step 2: Convert to fraction form
    359,726.46/496,423.25 = 198,581.71/x
  3. Step 3: Cross multiply
    359,726.46x = 496,423.25 × 198,581.71
  4. Step 4: Simplify right side
    359,726.46x = 98,580,577,868.76
  5. Step 5: Solve for x
    x = 98,580,577,868.76/359,726.46
  6. Step 6: Final answer
    x = 274,043.17

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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.