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Finding the Fourth Proportional to 259,373.56, 388,950.18 and 101,576.92

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Solution

The fourth proportional to 259,373.56, 388,950.18 and 101,576.92 is: 152,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,373.56 : 388,950.18 = 101,576.92 : x
  2. Step 2: Convert to fraction form
    259,373.56/388,950.18 = 101,576.92/x
  3. Step 3: Cross multiply
    259,373.56x = 388,950.18 × 101,576.92
  4. Step 4: Simplify right side
    259,373.56x = 39,508,361,317.85
  5. Step 5: Solve for x
    x = 39,508,361,317.85/259,373.56
  6. Step 6: Final answer
    x = 152,322.24

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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.