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Finding the Fourth Proportional to 244,123.56, 366,186.56 and 86,352.16

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Solution

The fourth proportional to 244,123.56, 366,186.56 and 86,352.16 is: 129,528.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,123.56 : 366,186.56 = 86,352.16 : x
  2. Step 2: Convert to fraction form
    244,123.56/366,186.56 = 86,352.16/x
  3. Step 3: Cross multiply
    244,123.56x = 366,186.56 × 86,352.16
  4. Step 4: Simplify right side
    244,123.56x = 31,621,000,418.97
  5. Step 5: Solve for x
    x = 31,621,000,418.97/244,123.56
  6. Step 6: Final answer
    x = 129,528.67

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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.