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Finding the Fourth Proportional to 238,270.77, 357,554.16 and 148,489.65

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Solution

The fourth proportional to 238,270.77, 357,554.16 and 148,489.65 is: 222,826.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,270.77 : 357,554.16 = 148,489.65 : x
  2. Step 2: Convert to fraction form
    238,270.77/357,554.16 = 148,489.65/x
  3. Step 3: Cross multiply
    238,270.77x = 357,554.16 × 148,489.65
  4. Step 4: Simplify right side
    238,270.77x = 53,093,092,074.44
  5. Step 5: Solve for x
    x = 53,093,092,074.44/238,270.77
  6. Step 6: Final answer
    x = 222,826.71

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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.