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Finding the Fourth Proportional to 534,861.60, 802,000.80 and 179,692.80

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Solution

The fourth proportional to 534,861.60, 802,000.80 and 179,692.80 is: 269,441.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,861.60 : 802,000.80 = 179,692.80 : x
  2. Step 2: Convert to fraction form
    534,861.60/802,000.80 = 179,692.80/x
  3. Step 3: Cross multiply
    534,861.60x = 802,000.80 × 179,692.80
  4. Step 4: Simplify right side
    534,861.60x = 144,113,769,354.24
  5. Step 5: Solve for x
    x = 144,113,769,354.24/534,861.60
  6. Step 6: Final answer
    x = 269,441.23

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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.