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Finding the Third Proportional to 385,986.38 and 850,502.25

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Solution

The third proportional to 385,986.38 and 850,502.25 is: 1,874,040.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,986.38 : 850,502.25 = 850,502.25 : x
  2. Step 2: Convert to fraction form
    385,986.38/850,502.25 = 850,502.25/x
  3. Step 3: Cross multiply
    385,986.38x = 850,502.25 × 850,502.25
  4. Step 4: Simplify right side
    385,986.38x = 723,354,077,255.06
  5. Step 5: Solve for x
    x = 723,354,077,255.06/385,986.38
  6. Step 6: Final answer
    x = 1,874,040.44

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.