Home / 526,023.17-725,897.42-296,578.43

Finding the Fourth Proportional to 526,023.17, 725,897.42 and 296,578.43

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Solution

The fourth proportional to 526,023.17, 725,897.42 and 296,578.43 is: 409,270.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,023.17 : 725,897.42 = 296,578.43 : x
  2. Step 2: Convert to fraction form
    526,023.17/725,897.42 = 296,578.43/x
  3. Step 3: Cross multiply
    526,023.17x = 725,897.42 × 296,578.43
  4. Step 4: Simplify right side
    526,023.17x = 215,285,515,554.70
  5. Step 5: Solve for x
    x = 215,285,515,554.70/526,023.17
  6. Step 6: Final answer
    x = 409,270.02

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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.