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Finding the Third Proportional to 129,953.50 and 195,890.25

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Solution

The third proportional to 129,953.50 and 195,890.25 is: 295,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,953.50 : 195,890.25 = 195,890.25 : x
  2. Step 2: Convert to fraction form
    129,953.50/195,890.25 = 195,890.25/x
  3. Step 3: Cross multiply
    129,953.50x = 195,890.25 × 195,890.25
  4. Step 4: Simplify right side
    129,953.50x = 38,372,990,045.06
  5. Step 5: Solve for x
    x = 38,372,990,045.06/129,953.50
  6. Step 6: Final answer
    x = 295,282.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.