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Finding the Fourth Proportional to 848.87, 1,273.29 and 232.57

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Solution

The fourth proportional to 848.87, 1,273.29 and 232.57 is: 348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.87 : 1,273.29 = 232.57 : x
  2. Step 2: Convert to fraction form
    848.87/1,273.29 = 232.57/x
  3. Step 3: Cross multiply
    848.87x = 1,273.29 × 232.57
  4. Step 4: Simplify right side
    848.87x = 296,129.06
  5. Step 5: Solve for x
    x = 296,129.06/848.87
  6. Step 6: Final answer
    x = 348.85

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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.