Home / 451,696.25-623,380.82-247,786.91

Finding the Fourth Proportional to 451,696.25, 623,380.82 and 247,786.91

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Solution

The fourth proportional to 451,696.25, 623,380.82 and 247,786.91 is: 341,967.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,696.25 : 623,380.82 = 247,786.91 : x
  2. Step 2: Convert to fraction form
    451,696.25/623,380.82 = 247,786.91/x
  3. Step 3: Cross multiply
    451,696.25x = 623,380.82 × 247,786.91
  4. Step 4: Simplify right side
    451,696.25x = 154,465,609,318.99
  5. Step 5: Solve for x
    x = 154,465,609,318.99/451,696.25
  6. Step 6: Final answer
    x = 341,967.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.