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Finding the Third Proportional to 15,873 and 23,316

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Solution

The third proportional to 15,873 and 23,316 is: 34,249.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,873 : 23,316 = 23,316 : x
  2. Step 2: Convert to fraction form
    15,873/23,316 = 23,316/x
  3. Step 3: Cross multiply
    15,873x = 23,316 × 23,316
  4. Step 4: Simplify right side
    15,873x = 543,635,856
  5. Step 5: Solve for x
    x = 543,635,856/15,873
  6. Step 6: Final answer
    x = 34,249.09

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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.