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Finding the Fourth Proportional to 250,045.87, 344,650.38 and 186,360.43

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Solution

The fourth proportional to 250,045.87, 344,650.38 and 186,360.43 is: 256,869.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,045.87 : 344,650.38 = 186,360.43 : x
  2. Step 2: Convert to fraction form
    250,045.87/344,650.38 = 186,360.43/x
  3. Step 3: Cross multiply
    250,045.87x = 344,650.38 × 186,360.43
  4. Step 4: Simplify right side
    250,045.87x = 64,229,193,016.46
  5. Step 5: Solve for x
    x = 64,229,193,016.46/250,045.87
  6. Step 6: Final answer
    x = 256,869.64

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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.