Home / 416,110.38-574,820.19-331,118.70

Finding the Fourth Proportional to 416,110.38, 574,820.19 and 331,118.70

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Solution

The fourth proportional to 416,110.38, 574,820.19 and 331,118.70 is: 457,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,110.38 : 574,820.19 = 331,118.70 : x
  2. Step 2: Convert to fraction form
    416,110.38/574,820.19 = 331,118.70/x
  3. Step 3: Cross multiply
    416,110.38x = 574,820.19 × 331,118.70
  4. Step 4: Simplify right side
    416,110.38x = 190,333,714,046.55
  5. Step 5: Solve for x
    x = 190,333,714,046.55/416,110.38
  6. Step 6: Final answer
    x = 457,411.60

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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.