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Finding the Fourth Proportional to 662,676.30, 994,014.45 and 484,217.10

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Solution

The fourth proportional to 662,676.30, 994,014.45 and 484,217.10 is: 726,325.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,676.30 : 994,014.45 = 484,217.10 : x
  2. Step 2: Convert to fraction form
    662,676.30/994,014.45 = 484,217.10/x
  3. Step 3: Cross multiply
    662,676.30x = 994,014.45 × 484,217.10
  4. Step 4: Simplify right side
    662,676.30x = 481,318,794,337.10
  5. Step 5: Solve for x
    x = 481,318,794,337.10/662,676.30
  6. Step 6: Final answer
    x = 726,325.65

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Double scale
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Similar ratio
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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.