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Finding the Fourth Proportional to 463,119.66, 694,679.49 and 130,695.66

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Solution

The fourth proportional to 463,119.66, 694,679.49 and 130,695.66 is: 196,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,119.66 : 694,679.49 = 130,695.66 : x
  2. Step 2: Convert to fraction form
    463,119.66/694,679.49 = 130,695.66/x
  3. Step 3: Cross multiply
    463,119.66x = 694,679.49 × 130,695.66
  4. Step 4: Simplify right side
    463,119.66x = 90,791,594,434.01
  5. Step 5: Solve for x
    x = 90,791,594,434.01/463,119.66
  6. Step 6: Final answer
    x = 196,043.49

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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.