Home / 445,171.92-614,367.38-251,512.46

Finding the Fourth Proportional to 445,171.92, 614,367.38 and 251,512.46

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Solution

The fourth proportional to 445,171.92, 614,367.38 and 251,512.46 is: 347,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,171.92 : 614,367.38 = 251,512.46 : x
  2. Step 2: Convert to fraction form
    445,171.92/614,367.38 = 251,512.46/x
  3. Step 3: Cross multiply
    445,171.92x = 614,367.38 × 251,512.46
  4. Step 4: Simplify right side
    445,171.92x = 154,521,050,948.38
  5. Step 5: Solve for x
    x = 154,521,050,948.38/445,171.92
  6. Step 6: Final answer
    x = 347,104.22

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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.