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Finding the Fourth Proportional to 244,950.72, 338,051.52 and 137,527.80

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Solution

The fourth proportional to 244,950.72, 338,051.52 and 137,527.80 is: 189,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,950.72 : 338,051.52 = 137,527.80 : x
  2. Step 2: Convert to fraction form
    244,950.72/338,051.52 = 137,527.80/x
  3. Step 3: Cross multiply
    244,950.72x = 338,051.52 × 137,527.80
  4. Step 4: Simplify right side
    244,950.72x = 46,491,481,832.26
  5. Step 5: Solve for x
    x = 46,491,481,832.26/244,950.72
  6. Step 6: Final answer
    x = 189,799.33

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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.