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Finding the Fourth Proportional to 504,240.35, 695,842.39 and 274,799.48

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Solution

The fourth proportional to 504,240.35, 695,842.39 and 274,799.48 is: 379,218.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,240.35 : 695,842.39 = 274,799.48 : x
  2. Step 2: Convert to fraction form
    504,240.35/695,842.39 = 274,799.48/x
  3. Step 3: Cross multiply
    504,240.35x = 695,842.39 × 274,799.48
  4. Step 4: Simplify right side
    504,240.35x = 191,217,126,933.96
  5. Step 5: Solve for x
    x = 191,217,126,933.96/504,240.35
  6. Step 6: Final answer
    x = 379,218.22

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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.