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Finding the Fourth Proportional to 253,770.54, 350,188.17 and 140,585.10

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Solution

The fourth proportional to 253,770.54, 350,188.17 and 140,585.10 is: 193,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,770.54 : 350,188.17 = 140,585.10 : x
  2. Step 2: Convert to fraction form
    253,770.54/350,188.17 = 140,585.10/x
  3. Step 3: Cross multiply
    253,770.54x = 350,188.17 × 140,585.10
  4. Step 4: Simplify right side
    253,770.54x = 49,231,238,898.27
  5. Step 5: Solve for x
    x = 49,231,238,898.27/253,770.54
  6. Step 6: Final answer
    x = 193,999.03

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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.