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Finding the Third Proportional to 827,881.50 and 1,214,556

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Solution

The third proportional to 827,881.50 and 1,214,556 is: 1,781,832.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,881.50 : 1,214,556 = 1,214,556 : x
  2. Step 2: Convert to fraction form
    827,881.50/1,214,556 = 1,214,556/x
  3. Step 3: Cross multiply
    827,881.50x = 1,214,556 × 1,214,556
  4. Step 4: Simplify right side
    827,881.50x = 1,475,146,277,136
  5. Step 5: Solve for x
    x = 1,475,146,277,136/827,881.50
  6. Step 6: Final answer
    x = 1,781,832.64

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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.