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Finding the Fourth Proportional to 204,648.84, 306,406.36 and 104,593.56

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Solution

The fourth proportional to 204,648.84, 306,406.36 and 104,593.56 is: 156,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,648.84 : 306,406.36 = 104,593.56 : x
  2. Step 2: Convert to fraction form
    204,648.84/306,406.36 = 104,593.56/x
  3. Step 3: Cross multiply
    204,648.84x = 306,406.36 × 104,593.56
  4. Step 4: Simplify right side
    204,648.84x = 32,048,131,999.04
  5. Step 5: Solve for x
    x = 32,048,131,999.04/204,648.84
  6. Step 6: Final answer
    x = 156,600.60

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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.