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Finding the Third Proportional to 976,664.25 and 2,142,416.25

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Solution

The third proportional to 976,664.25 and 2,142,416.25 is: 4,699,616.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,664.25 : 2,142,416.25 = 2,142,416.25 : x
  2. Step 2: Convert to fraction form
    976,664.25/2,142,416.25 = 2,142,416.25/x
  3. Step 3: Cross multiply
    976,664.25x = 2,142,416.25 × 2,142,416.25
  4. Step 4: Simplify right side
    976,664.25x = 4,589,947,388,264.06
  5. Step 5: Solve for x
    x = 4,589,947,388,264.06/976,664.25
  6. Step 6: Final answer
    x = 4,699,616.46

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.