Home / 361,066.50-498,231.52-199,881.18

Finding the Fourth Proportional to 361,066.50, 498,231.52 and 199,881.18

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Solution

The fourth proportional to 361,066.50, 498,231.52 and 199,881.18 is: 275,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,066.50 : 498,231.52 = 199,881.18 : x
  2. Step 2: Convert to fraction form
    361,066.50/498,231.52 = 199,881.18/x
  3. Step 3: Cross multiply
    361,066.50x = 498,231.52 × 199,881.18
  4. Step 4: Simplify right side
    361,066.50x = 99,587,104,130.79
  5. Step 5: Solve for x
    x = 99,587,104,130.79/361,066.50
  6. Step 6: Final answer
    x = 275,813.75

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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.