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Finding the Third Proportional to 817,363.13 and 1,781,858.25

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Solution

The third proportional to 817,363.13 and 1,781,858.25 is: 3,884,465.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,363.13 : 1,781,858.25 = 1,781,858.25 : x
  2. Step 2: Convert to fraction form
    817,363.13/1,781,858.25 = 1,781,858.25/x
  3. Step 3: Cross multiply
    817,363.13x = 1,781,858.25 × 1,781,858.25
  4. Step 4: Simplify right side
    817,363.13x = 3,175,018,823,093.06
  5. Step 5: Solve for x
    x = 3,175,018,823,093.06/817,363.13
  6. Step 6: Final answer
    x = 3,884,465.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.