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Finding the Fourth Proportional to 229,040.58, 315,850.92 and 174,731.70

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Solution

The fourth proportional to 229,040.58, 315,850.92 and 174,731.70 is: 240,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,040.58 : 315,850.92 = 174,731.70 : x
  2. Step 2: Convert to fraction form
    229,040.58/315,850.92 = 174,731.70/x
  3. Step 3: Cross multiply
    229,040.58x = 315,850.92 × 174,731.70
  4. Step 4: Simplify right side
    229,040.58x = 55,189,168,198.16
  5. Step 5: Solve for x
    x = 55,189,168,198.16/229,040.58
  6. Step 6: Final answer
    x = 240,958.04

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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.