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Finding the Fourth Proportional to 594,620.80, 892,046.40 and 299,132.80

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Solution

The fourth proportional to 594,620.80, 892,046.40 and 299,132.80 is: 448,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,620.80 : 892,046.40 = 299,132.80 : x
  2. Step 2: Convert to fraction form
    594,620.80/892,046.40 = 299,132.80/x
  3. Step 3: Cross multiply
    594,620.80x = 892,046.40 × 299,132.80
  4. Step 4: Simplify right side
    594,620.80x = 266,840,337,361.92
  5. Step 5: Solve for x
    x = 266,840,337,361.92/594,620.80
  6. Step 6: Final answer
    x = 448,757.15

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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.