Home / 323,760.06-485,344.26-113,283.18

Finding the Fourth Proportional to 323,760.06, 485,344.26 and 113,283.18

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Solution

The fourth proportional to 323,760.06, 485,344.26 and 113,283.18 is: 169,821.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,760.06 : 485,344.26 = 113,283.18 : x
  2. Step 2: Convert to fraction form
    323,760.06/485,344.26 = 113,283.18/x
  3. Step 3: Cross multiply
    323,760.06x = 485,344.26 × 113,283.18
  4. Step 4: Simplify right side
    323,760.06x = 54,981,341,167.55
  5. Step 5: Solve for x
    x = 54,981,341,167.55/323,760.06
  6. Step 6: Final answer
    x = 169,821.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.