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Finding the Fourth Proportional to 534,855.60, 802,024.20 and 297,946.80

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Solution

The fourth proportional to 534,855.60, 802,024.20 and 297,946.80 is: 446,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,855.60 : 802,024.20 = 297,946.80 : x
  2. Step 2: Convert to fraction form
    534,855.60/802,024.20 = 297,946.80/x
  3. Step 3: Cross multiply
    534,855.60x = 802,024.20 × 297,946.80
  4. Step 4: Simplify right side
    534,855.60x = 238,960,543,912.56
  5. Step 5: Solve for x
    x = 238,960,543,912.56/534,855.60
  6. Step 6: Final answer
    x = 446,775.81

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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.