Home / 359,867.88-538,961.04-284,481.72

Finding the Fourth Proportional to 359,867.88, 538,961.04 and 284,481.72

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Solution

The fourth proportional to 359,867.88, 538,961.04 and 284,481.72 is: 426,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,867.88 : 538,961.04 = 284,481.72 : x
  2. Step 2: Convert to fraction form
    359,867.88/538,961.04 = 284,481.72/x
  3. Step 3: Cross multiply
    359,867.88x = 538,961.04 × 284,481.72
  4. Step 4: Simplify right side
    359,867.88x = 153,324,563,672.19
  5. Step 5: Solve for x
    x = 153,324,563,672.19/359,867.88
  6. Step 6: Final answer
    x = 426,057.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.