Home / 598,203.12-825,500.16-356,360.43

Finding the Fourth Proportional to 598,203.12, 825,500.16 and 356,360.43

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Solution

The fourth proportional to 598,203.12, 825,500.16 and 356,360.43 is: 491,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,203.12 : 825,500.16 = 356,360.43 : x
  2. Step 2: Convert to fraction form
    598,203.12/825,500.16 = 356,360.43/x
  3. Step 3: Cross multiply
    598,203.12x = 825,500.16 × 356,360.43
  4. Step 4: Simplify right side
    598,203.12x = 294,175,591,982.67
  5. Step 5: Solve for x
    x = 294,175,591,982.67/598,203.12
  6. Step 6: Final answer
    x = 491,765.39

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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.