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Finding the Fourth Proportional to 227,534.38, 341,189.22 and 69,724.78

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Solution

The fourth proportional to 227,534.38, 341,189.22 and 69,724.78 is: 104,552.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,534.38 : 341,189.22 = 69,724.78 : x
  2. Step 2: Convert to fraction form
    227,534.38/341,189.22 = 69,724.78/x
  3. Step 3: Cross multiply
    227,534.38x = 341,189.22 × 69,724.78
  4. Step 4: Simplify right side
    227,534.38x = 23,789,343,302.87
  5. Step 5: Solve for x
    x = 23,789,343,302.87/227,534.38
  6. Step 6: Final answer
    x = 104,552.74

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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.