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Finding the Fourth Proportional to 561,859.57, 842,614.03 and 187,795.09

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Solution

The fourth proportional to 561,859.57, 842,614.03 and 187,795.09 is: 281,634.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,859.57 : 842,614.03 = 187,795.09 : x
  2. Step 2: Convert to fraction form
    561,859.57/842,614.03 = 187,795.09/x
  3. Step 3: Cross multiply
    561,859.57x = 842,614.03 × 187,795.09
  4. Step 4: Simplify right side
    561,859.57x = 158,238,777,599.11
  5. Step 5: Solve for x
    x = 158,238,777,599.11/561,859.57
  6. Step 6: Final answer
    x = 281,634.03

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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.