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Finding the Fourth Proportional to 463,246.20, 694,869.30 and 456,247.80

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Solution

The fourth proportional to 463,246.20, 694,869.30 and 456,247.80 is: 684,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,246.20 : 694,869.30 = 456,247.80 : x
  2. Step 2: Convert to fraction form
    463,246.20/694,869.30 = 456,247.80/x
  3. Step 3: Cross multiply
    463,246.20x = 694,869.30 × 456,247.80
  4. Step 4: Simplify right side
    463,246.20x = 317,032,589,412.54
  5. Step 5: Solve for x
    x = 317,032,589,412.54/463,246.20
  6. Step 6: Final answer
    x = 684,371.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.