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Finding the Fourth Proportional to 273,523.55, 410,244.29 and 86,510.75

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Solution

The fourth proportional to 273,523.55, 410,244.29 and 86,510.75 is: 129,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,523.55 : 410,244.29 = 86,510.75 : x
  2. Step 2: Convert to fraction form
    273,523.55/410,244.29 = 86,510.75/x
  3. Step 3: Cross multiply
    273,523.55x = 410,244.29 × 86,510.75
  4. Step 4: Simplify right side
    273,523.55x = 35,490,540,778.56
  5. Step 5: Solve for x
    x = 35,490,540,778.56/273,523.55
  6. Step 6: Final answer
    x = 129,753.14

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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.