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Finding the Third Proportional to 808,508.25 and 1,212,661.13

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Solution

The third proportional to 808,508.25 and 1,212,661.13 is: 1,818,839.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,508.25 : 1,212,661.13 = 1,212,661.13 : x
  2. Step 2: Convert to fraction form
    808,508.25/1,212,661.13 = 1,212,661.13/x
  3. Step 3: Cross multiply
    808,508.25x = 1,212,661.13 × 1,212,661.13
  4. Step 4: Simplify right side
    808,508.25x = 1,470,547,004,086.27
  5. Step 5: Solve for x
    x = 1,470,547,004,086.27/808,508.25
  6. Step 6: Final answer
    x = 1,818,839.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.