Home / 426,279.10-588,265.20-235,292.54

Finding the Fourth Proportional to 426,279.10, 588,265.20 and 235,292.54

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Solution

The fourth proportional to 426,279.10, 588,265.20 and 235,292.54 is: 324,703.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,279.10 : 588,265.20 = 235,292.54 : x
  2. Step 2: Convert to fraction form
    426,279.10/588,265.20 = 235,292.54/x
  3. Step 3: Cross multiply
    426,279.10x = 588,265.20 × 235,292.54
  4. Step 4: Simplify right side
    426,279.10x = 138,414,413,101.61
  5. Step 5: Solve for x
    x = 138,414,413,101.61/426,279.10
  6. Step 6: Final answer
    x = 324,703.73

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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.