Home / 360,989.43-498,169.35-199,847.13

Finding the Fourth Proportional to 360,989.43, 498,169.35 and 199,847.13

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Solution

The fourth proportional to 360,989.43, 498,169.35 and 199,847.13 is: 275,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,989.43 : 498,169.35 = 199,847.13 : x
  2. Step 2: Convert to fraction form
    360,989.43/498,169.35 = 199,847.13/x
  3. Step 3: Cross multiply
    360,989.43x = 498,169.35 × 199,847.13
  4. Step 4: Simplify right side
    360,989.43x = 99,557,714,851.47
  5. Step 5: Solve for x
    x = 99,557,714,851.47/360,989.43
  6. Step 6: Final answer
    x = 275,791.22

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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.