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Finding the Fourth Proportional to 250,044.87, 344,649 and 186,359.43

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Solution

The fourth proportional to 250,044.87, 344,649 and 186,359.43 is: 256,868.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,044.87 : 344,649 = 186,359.43 : x
  2. Step 2: Convert to fraction form
    250,044.87/344,649 = 186,359.43/x
  3. Step 3: Cross multiply
    250,044.87x = 344,649 × 186,359.43
  4. Step 4: Simplify right side
    250,044.87x = 64,228,591,190.07
  5. Step 5: Solve for x
    x = 64,228,591,190.07/250,044.87
  6. Step 6: Final answer
    x = 256,868.26

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1.5x scale

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.