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Finding the Fourth Proportional to 650,818.44, 976,221.99 and 177,503.04

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Solution

The fourth proportional to 650,818.44, 976,221.99 and 177,503.04 is: 266,253.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,818.44 : 976,221.99 = 177,503.04 : x
  2. Step 2: Convert to fraction form
    650,818.44/976,221.99 = 177,503.04/x
  3. Step 3: Cross multiply
    650,818.44x = 976,221.99 × 177,503.04
  4. Step 4: Simplify right side
    650,818.44x = 173,282,370,939.85
  5. Step 5: Solve for x
    x = 173,282,370,939.85/650,818.44
  6. Step 6: Final answer
    x = 266,253.01

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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.