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Finding the Fourth Proportional to 551,659.26, 827,488.92 and 177,682.26

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Solution

The fourth proportional to 551,659.26, 827,488.92 and 177,682.26 is: 266,523.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,659.26 : 827,488.92 = 177,682.26 : x
  2. Step 2: Convert to fraction form
    551,659.26/827,488.92 = 177,682.26/x
  3. Step 3: Cross multiply
    551,659.26x = 827,488.92 × 177,682.26
  4. Step 4: Simplify right side
    551,659.26x = 147,030,101,430.56
  5. Step 5: Solve for x
    x = 147,030,101,430.56/551,659.26
  6. Step 6: Final answer
    x = 266,523.40

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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.