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Finding the Fourth Proportional to 458,295.81, 632,524.23 and 267,309.20

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Solution

The fourth proportional to 458,295.81, 632,524.23 and 267,309.20 is: 368,931.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,295.81 : 632,524.23 = 267,309.20 : x
  2. Step 2: Convert to fraction form
    458,295.81/632,524.23 = 267,309.20/x
  3. Step 3: Cross multiply
    458,295.81x = 632,524.23 × 267,309.20
  4. Step 4: Simplify right side
    458,295.81x = 169,079,542,739.30
  5. Step 5: Solve for x
    x = 169,079,542,739.30/458,295.81
  6. Step 6: Final answer
    x = 368,931.02

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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.