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Finding the Fourth Proportional to 275,234.10, 412,851.15 and 233,243.70

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Solution

The fourth proportional to 275,234.10, 412,851.15 and 233,243.70 is: 349,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,234.10 : 412,851.15 = 233,243.70 : x
  2. Step 2: Convert to fraction form
    275,234.10/412,851.15 = 233,243.70/x
  3. Step 3: Cross multiply
    275,234.10x = 412,851.15 × 233,243.70
  4. Step 4: Simplify right side
    275,234.10x = 96,294,929,775.26
  5. Step 5: Solve for x
    x = 96,294,929,775.26/275,234.10
  6. Step 6: Final answer
    x = 349,865.55

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Similar ratio
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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.