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Finding the Fourth Proportional to 204,562.04, 306,644.70 and 104,769.32

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Solution

The fourth proportional to 204,562.04, 306,644.70 and 104,769.32 is: 157,052.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,562.04 : 306,644.70 = 104,769.32 : x
  2. Step 2: Convert to fraction form
    204,562.04/306,644.70 = 104,769.32/x
  3. Step 3: Cross multiply
    204,562.04x = 306,644.70 × 104,769.32
  4. Step 4: Simplify right side
    204,562.04x = 32,126,956,700.60
  5. Step 5: Solve for x
    x = 32,126,956,700.60/204,562.04
  6. Step 6: Final answer
    x = 157,052.39

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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.