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Finding the Third Proportional to 668,750 and 1,036,660

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Solution

The third proportional to 668,750 and 1,036,660 is: 1,606,974.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,750 : 1,036,660 = 1,036,660 : x
  2. Step 2: Convert to fraction form
    668,750/1,036,660 = 1,036,660/x
  3. Step 3: Cross multiply
    668,750x = 1,036,660 × 1,036,660
  4. Step 4: Simplify right side
    668,750x = 1,074,663,955,600
  5. Step 5: Solve for x
    x = 1,074,663,955,600/668,750
  6. Step 6: Final answer
    x = 1,606,974.14

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.