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Finding the Third Proportional to 855,650.25 and 1,315,305

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Solution

The third proportional to 855,650.25 and 1,315,305 is: 2,021,885.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,650.25 : 1,315,305 = 1,315,305 : x
  2. Step 2: Convert to fraction form
    855,650.25/1,315,305 = 1,315,305/x
  3. Step 3: Cross multiply
    855,650.25x = 1,315,305 × 1,315,305
  4. Step 4: Simplify right side
    855,650.25x = 1,730,027,243,025
  5. Step 5: Solve for x
    x = 1,730,027,243,025/855,650.25
  6. Step 6: Final answer
    x = 2,021,885.98

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.