Home / 525,634.30-725,390.27-296,193.70

Finding the Fourth Proportional to 525,634.30, 725,390.27 and 296,193.70

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Solution

The fourth proportional to 525,634.30, 725,390.27 and 296,193.70 is: 408,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,634.30 : 725,390.27 = 296,193.70 : x
  2. Step 2: Convert to fraction form
    525,634.30/725,390.27 = 296,193.70/x
  3. Step 3: Cross multiply
    525,634.30x = 725,390.27 × 296,193.70
  4. Step 4: Simplify right side
    525,634.30x = 214,856,028,015.30
  5. Step 5: Solve for x
    x = 214,856,028,015.30/525,634.30
  6. Step 6: Final answer
    x = 408,755.72

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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.