Home / 635,517.14-953,274.33-399,025.88

Finding the Fourth Proportional to 635,517.14, 953,274.33 and 399,025.88

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Solution

The fourth proportional to 635,517.14, 953,274.33 and 399,025.88 is: 598,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,517.14 : 953,274.33 = 399,025.88 : x
  2. Step 2: Convert to fraction form
    635,517.14/953,274.33 = 399,025.88/x
  3. Step 3: Cross multiply
    635,517.14x = 953,274.33 × 399,025.88
  4. Step 4: Simplify right side
    635,517.14x = 380,381,128,409.66
  5. Step 5: Solve for x
    x = 380,381,128,409.66/635,517.14
  6. Step 6: Final answer
    x = 598,537.95

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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.