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Finding the Fourth Proportional to 463,046.40, 694,569.60 and 130,622.40

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Solution

The fourth proportional to 463,046.40, 694,569.60 and 130,622.40 is: 195,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,046.40 : 694,569.60 = 130,622.40 : x
  2. Step 2: Convert to fraction form
    463,046.40/694,569.60 = 130,622.40/x
  3. Step 3: Cross multiply
    463,046.40x = 694,569.60 × 130,622.40
  4. Step 4: Simplify right side
    463,046.40x = 90,726,348,119.04
  5. Step 5: Solve for x
    x = 90,726,348,119.04/463,046.40
  6. Step 6: Final answer
    x = 195,933.60

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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.