Home / 632,832.20-949,915.38-618,551.12

Finding the Fourth Proportional to 632,832.20, 949,915.38 and 618,551.12

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Solution

The fourth proportional to 632,832.20, 949,915.38 and 618,551.12 is: 928,478.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,832.20 : 949,915.38 = 618,551.12 : x
  2. Step 2: Convert to fraction form
    632,832.20/949,915.38 = 618,551.12/x
  3. Step 3: Cross multiply
    632,832.20x = 949,915.38 × 618,551.12
  4. Step 4: Simplify right side
    632,832.20x = 587,571,222,204.23
  5. Step 5: Solve for x
    x = 587,571,222,204.23/632,832.20
  6. Step 6: Final answer
    x = 928,478.71

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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.