Home / 598,397.74-826,332.17-445,380.03

Finding the Fourth Proportional to 598,397.74, 826,332.17 and 445,380.03

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Solution

The fourth proportional to 598,397.74, 826,332.17 and 445,380.03 is: 615,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,397.74 : 826,332.17 = 445,380.03 : x
  2. Step 2: Convert to fraction form
    598,397.74/826,332.17 = 445,380.03/x
  3. Step 3: Cross multiply
    598,397.74x = 826,332.17 × 445,380.03
  4. Step 4: Simplify right side
    598,397.74x = 368,031,844,437.67
  5. Step 5: Solve for x
    x = 368,031,844,437.67/598,397.74
  6. Step 6: Final answer
    x = 615,028.80

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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.