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Finding the Fourth Proportional to 463,857.60, 695,786.40 and 148,324.80

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Solution

The fourth proportional to 463,857.60, 695,786.40 and 148,324.80 is: 222,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,857.60 : 695,786.40 = 148,324.80 : x
  2. Step 2: Convert to fraction form
    463,857.60/695,786.40 = 148,324.80/x
  3. Step 3: Cross multiply
    463,857.60x = 695,786.40 × 148,324.80
  4. Step 4: Simplify right side
    463,857.60x = 103,202,378,622.72
  5. Step 5: Solve for x
    x = 103,202,378,622.72/463,857.60
  6. Step 6: Final answer
    x = 222,487.20

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Similar ratio
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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.