Home / 283,586.52-391,376.96-211,841.92

Finding the Fourth Proportional to 283,586.52, 391,376.96 and 211,841.92

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Solution

The fourth proportional to 283,586.52, 391,376.96 and 211,841.92 is: 292,362.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,586.52 : 391,376.96 = 211,841.92 : x
  2. Step 2: Convert to fraction form
    283,586.52/391,376.96 = 211,841.92/x
  3. Step 3: Cross multiply
    283,586.52x = 391,376.96 × 211,841.92
  4. Step 4: Simplify right side
    283,586.52x = 82,910,046,650.16
  5. Step 5: Solve for x
    x = 82,910,046,650.16/283,586.52
  6. Step 6: Final answer
    x = 292,362.44

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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.