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Finding the Fourth Proportional to 238,277.29, 328,544.85 and 177,742.85

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Solution

The fourth proportional to 238,277.29, 328,544.85 and 177,742.85 is: 245,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,277.29 : 328,544.85 = 177,742.85 : x
  2. Step 2: Convert to fraction form
    238,277.29/328,544.85 = 177,742.85/x
  3. Step 3: Cross multiply
    238,277.29x = 328,544.85 × 177,742.85
  4. Step 4: Simplify right side
    238,277.29x = 58,396,497,991.82
  5. Step 5: Solve for x
    x = 58,396,497,991.82/238,277.29
  6. Step 6: Final answer
    x = 245,077.90

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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.