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Finding the Third Proportional to 15,890.50 and 23,343

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Solution

The third proportional to 15,890.50 and 23,343 is: 34,290.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,890.50 : 23,343 = 23,343 : x
  2. Step 2: Convert to fraction form
    15,890.50/23,343 = 23,343/x
  3. Step 3: Cross multiply
    15,890.50x = 23,343 × 23,343
  4. Step 4: Simplify right side
    15,890.50x = 544,895,649
  5. Step 5: Solve for x
    x = 544,895,649/15,890.50
  6. Step 6: Final answer
    x = 34,290.65

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.