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Finding the Fourth Proportional to 244,950.15, 338,005.08 and 137,532

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Solution

The fourth proportional to 244,950.15, 338,005.08 and 137,532 is: 189,779.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,950.15 : 338,005.08 = 137,532 : x
  2. Step 2: Convert to fraction form
    244,950.15/338,005.08 = 137,532/x
  3. Step 3: Cross multiply
    244,950.15x = 338,005.08 × 137,532
  4. Step 4: Simplify right side
    244,950.15x = 46,486,514,662.56
  5. Step 5: Solve for x
    x = 46,486,514,662.56/244,950.15
  6. Step 6: Final answer
    x = 189,779.49

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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.