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Finding the Fourth Proportional to 848.31, 1,272.29 and 232

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Solution

The fourth proportional to 848.31, 1,272.29 and 232 is: 347.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.31 : 1,272.29 = 232 : x
  2. Step 2: Convert to fraction form
    848.31/1,272.29 = 232/x
  3. Step 3: Cross multiply
    848.31x = 1,272.29 × 232
  4. Step 4: Simplify right side
    848.31x = 295,171.28
  5. Step 5: Solve for x
    x = 295,171.28/848.31
  6. Step 6: Final answer
    x = 347.95

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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.