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Finding the Fourth Proportional to 534,697.20, 802,167.30 and 179,747.10

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Solution

The fourth proportional to 534,697.20, 802,167.30 and 179,747.10 is: 269,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,697.20 : 802,167.30 = 179,747.10 : x
  2. Step 2: Convert to fraction form
    534,697.20/802,167.30 = 179,747.10/x
  3. Step 3: Cross multiply
    534,697.20x = 802,167.30 × 179,747.10
  4. Step 4: Simplify right side
    534,697.20x = 144,187,245,889.83
  5. Step 5: Solve for x
    x = 144,187,245,889.83/534,697.20
  6. Step 6: Final answer
    x = 269,661.49

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1.5x scale

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.