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Finding the Fourth Proportional to 275,121.41, 412,800.92 and 148,850.63

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Solution

The fourth proportional to 275,121.41, 412,800.92 and 148,850.63 is: 223,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,121.41 : 412,800.92 = 148,850.63 : x
  2. Step 2: Convert to fraction form
    275,121.41/412,800.92 = 148,850.63/x
  3. Step 3: Cross multiply
    275,121.41x = 412,800.92 × 148,850.63
  4. Step 4: Simplify right side
    275,121.41x = 61,445,677,006.58
  5. Step 5: Solve for x
    x = 61,445,677,006.58/275,121.41
  6. Step 6: Final answer
    x = 223,340.22

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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.