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Finding the Third Proportional to 707,688 and 1,040,652

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Solution

The third proportional to 707,688 and 1,040,652 is: 1,530,274.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,688 : 1,040,652 = 1,040,652 : x
  2. Step 2: Convert to fraction form
    707,688/1,040,652 = 1,040,652/x
  3. Step 3: Cross multiply
    707,688x = 1,040,652 × 1,040,652
  4. Step 4: Simplify right side
    707,688x = 1,082,956,585,104
  5. Step 5: Solve for x
    x = 1,082,956,585,104/707,688
  6. Step 6: Final answer
    x = 1,530,274.05

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.