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Finding the Fourth Proportional to 534,000.70, 800,806.65 and 179,026.30

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Solution

The fourth proportional to 534,000.70, 800,806.65 and 179,026.30 is: 268,474.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,000.70 : 800,806.65 = 179,026.30 : x
  2. Step 2: Convert to fraction form
    534,000.70/800,806.65 = 179,026.30/x
  3. Step 3: Cross multiply
    534,000.70x = 800,806.65 × 179,026.30
  4. Step 4: Simplify right side
    534,000.70x = 143,365,451,564.90
  5. Step 5: Solve for x
    x = 143,365,451,564.90/534,000.70
  6. Step 6: Final answer
    x = 268,474.28

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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.