Home / 598,766.40-826,297.12-330,493.76

Finding the Fourth Proportional to 598,766.40, 826,297.12 and 330,493.76

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Solution

The fourth proportional to 598,766.40, 826,297.12 and 330,493.76 is: 456,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,766.40 : 826,297.12 = 330,493.76 : x
  2. Step 2: Convert to fraction form
    598,766.40/826,297.12 = 330,493.76/x
  3. Step 3: Cross multiply
    598,766.40x = 826,297.12 × 330,493.76
  4. Step 4: Simplify right side
    598,766.40x = 273,086,042,065.97
  5. Step 5: Solve for x
    x = 273,086,042,065.97/598,766.40
  6. Step 6: Final answer
    x = 456,081.11

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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.