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Finding the Third Proportional to 261,873 and 562,500

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Solution

The third proportional to 261,873 and 562,500 is: 1,208,243.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,873 : 562,500 = 562,500 : x
  2. Step 2: Convert to fraction form
    261,873/562,500 = 562,500/x
  3. Step 3: Cross multiply
    261,873x = 562,500 × 562,500
  4. Step 4: Simplify right side
    261,873x = 316,406,250,000
  5. Step 5: Solve for x
    x = 316,406,250,000/261,873
  6. Step 6: Final answer
    x = 1,208,243.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.