Home / 361,066.98-498,232.20-199,881.66

Finding the Fourth Proportional to 361,066.98, 498,232.20 and 199,881.66

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Solution

The fourth proportional to 361,066.98, 498,232.20 and 199,881.66 is: 275,814.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,066.98 : 498,232.20 = 199,881.66 : x
  2. Step 2: Convert to fraction form
    361,066.98/498,232.20 = 199,881.66/x
  3. Step 3: Cross multiply
    361,066.98x = 498,232.20 × 199,881.66
  4. Step 4: Simplify right side
    361,066.98x = 99,587,479,201.45
  5. Step 5: Solve for x
    x = 99,587,479,201.45/361,066.98
  6. Step 6: Final answer
    x = 275,814.42

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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.