Home / 726,425.64-1,002,481.38-424,794.60

Finding the Fourth Proportional to 726,425.64, 1,002,481.38 and 424,794.60

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Solution

The fourth proportional to 726,425.64, 1,002,481.38 and 424,794.60 is: 586,224.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,425.64 : 1,002,481.38 = 424,794.60 : x
  2. Step 2: Convert to fraction form
    726,425.64/1,002,481.38 = 424,794.60/x
  3. Step 3: Cross multiply
    726,425.64x = 1,002,481.38 × 424,794.60
  4. Step 4: Simplify right side
    726,425.64x = 425,848,676,824.55
  5. Step 5: Solve for x
    x = 425,848,676,824.55/726,425.64
  6. Step 6: Final answer
    x = 586,224.73

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1.5x scale

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.