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Finding the Third Proportional to 1,711,605.75 and 2,665,554.56

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Solution

The third proportional to 1,711,605.75 and 2,665,554.56 is: 4,151,178.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,605.75 : 2,665,554.56 = 2,665,554.56 : x
  2. Step 2: Convert to fraction form
    1,711,605.75/2,665,554.56 = 2,665,554.56/x
  3. Step 3: Cross multiply
    1,711,605.75x = 2,665,554.56 × 2,665,554.56
  4. Step 4: Simplify right side
    1,711,605.75x = 7,105,181,125,664.57
  5. Step 5: Solve for x
    x = 7,105,181,125,664.57/1,711,605.75
  6. Step 6: Final answer
    x = 4,151,178.58

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.