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Finding the Fourth Proportional to 283,546.29, 391,300.93 and 174,609.39

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Solution

The fourth proportional to 283,546.29, 391,300.93 and 174,609.39 is: 240,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,546.29 : 391,300.93 = 174,609.39 : x
  2. Step 2: Convert to fraction form
    283,546.29/391,300.93 = 174,609.39/x
  3. Step 3: Cross multiply
    283,546.29x = 391,300.93 × 174,609.39
  4. Step 4: Simplify right side
    283,546.29x = 68,324,815,820.69
  5. Step 5: Solve for x
    x = 68,324,815,820.69/283,546.29
  6. Step 6: Final answer
    x = 240,965.30

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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.