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Finding the Fourth Proportional to 663,204.20, 994,806.30 and 463,749.80

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Solution

The fourth proportional to 663,204.20, 994,806.30 and 463,749.80 is: 695,624.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,204.20 : 994,806.30 = 463,749.80 : x
  2. Step 2: Convert to fraction form
    663,204.20/994,806.30 = 463,749.80/x
  3. Step 3: Cross multiply
    663,204.20x = 994,806.30 × 463,749.80
  4. Step 4: Simplify right side
    663,204.20x = 461,341,222,663.74
  5. Step 5: Solve for x
    x = 461,341,222,663.74/663,204.20
  6. Step 6: Final answer
    x = 695,624.70

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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.