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Finding the Fourth Proportional to 253,023.99, 379,229.07 and 185,841.17

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Solution

The fourth proportional to 253,023.99, 379,229.07 and 185,841.17 is: 278,536.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,023.99 : 379,229.07 = 185,841.17 : x
  2. Step 2: Convert to fraction form
    253,023.99/379,229.07 = 185,841.17/x
  3. Step 3: Cross multiply
    253,023.99x = 379,229.07 × 185,841.17
  4. Step 4: Simplify right side
    253,023.99x = 70,476,374,289.68
  5. Step 5: Solve for x
    x = 70,476,374,289.68/253,023.99
  6. Step 6: Final answer
    x = 278,536.34

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1.5x scale

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.