Home / 588,754.20-882,224.10-438,288.60

Finding the Fourth Proportional to 588,754.20, 882,224.10 and 438,288.60

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Solution

The fourth proportional to 588,754.20, 882,224.10 and 438,288.60 is: 656,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,754.20 : 882,224.10 = 438,288.60 : x
  2. Step 2: Convert to fraction form
    588,754.20/882,224.10 = 438,288.60/x
  3. Step 3: Cross multiply
    588,754.20x = 882,224.10 × 438,288.60
  4. Step 4: Simplify right side
    588,754.20x = 386,668,765,675.26
  5. Step 5: Solve for x
    x = 386,668,765,675.26/588,754.20
  6. Step 6: Final answer
    x = 656,757.55

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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.