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Finding the Fourth Proportional to 463,264, 694,898.88 and 130,842.88

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Solution

The fourth proportional to 463,264, 694,898.88 and 130,842.88 is: 196,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,264 : 694,898.88 = 130,842.88 : x
  2. Step 2: Convert to fraction form
    463,264/694,898.88 = 130,842.88/x
  3. Step 3: Cross multiply
    463,264x = 694,898.88 × 130,842.88
  4. Step 4: Simplify right side
    463,264x = 90,922,570,767.97
  5. Step 5: Solve for x
    x = 90,922,570,767.97/463,264
  6. Step 6: Final answer
    x = 196,265.13

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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.