Home / 361,047.60-498,261.26-199,902.66

Finding the Fourth Proportional to 361,047.60, 498,261.26 and 199,902.66

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Solution

The fourth proportional to 361,047.60, 498,261.26 and 199,902.66 is: 275,874.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,047.60 : 498,261.26 = 199,902.66 : x
  2. Step 2: Convert to fraction form
    361,047.60/498,261.26 = 199,902.66/x
  3. Step 3: Cross multiply
    361,047.60x = 498,261.26 × 199,902.66
  4. Step 4: Simplify right side
    361,047.60x = 99,603,751,248.95
  5. Step 5: Solve for x
    x = 99,603,751,248.95/361,047.60
  6. Step 6: Final answer
    x = 275,874.29

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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.