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Finding the Fourth Proportional to 297,006.80, 444,991.80 and 255,534.80

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Solution

The fourth proportional to 297,006.80, 444,991.80 and 255,534.80 is: 382,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,006.80 : 444,991.80 = 255,534.80 : x
  2. Step 2: Convert to fraction form
    297,006.80/444,991.80 = 255,534.80/x
  3. Step 3: Cross multiply
    297,006.80x = 444,991.80 × 255,534.80
  4. Step 4: Simplify right side
    297,006.80x = 113,710,890,614.64
  5. Step 5: Solve for x
    x = 113,710,890,614.64/297,006.80
  6. Step 6: Final answer
    x = 382,856.19

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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.