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Finding the Fourth Proportional to 458,440.92, 632,632.14 and 254,500.74

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Solution

The fourth proportional to 458,440.92, 632,632.14 and 254,500.74 is: 351,201.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,440.92 : 632,632.14 = 254,500.74 : x
  2. Step 2: Convert to fraction form
    458,440.92/632,632.14 = 254,500.74/x
  3. Step 3: Cross multiply
    458,440.92x = 632,632.14 × 254,500.74
  4. Step 4: Simplify right side
    458,440.92x = 161,005,347,777.78
  5. Step 5: Solve for x
    x = 161,005,347,777.78/458,440.92
  6. Step 6: Final answer
    x = 351,201.96

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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.