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Finding the Third Proportional to 789,700 and 1,271,758

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Solution

The third proportional to 789,700 and 1,271,758 is: 2,048,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,700 : 1,271,758 = 1,271,758 : x
  2. Step 2: Convert to fraction form
    789,700/1,271,758 = 1,271,758/x
  3. Step 3: Cross multiply
    789,700x = 1,271,758 × 1,271,758
  4. Step 4: Simplify right side
    789,700x = 1,617,368,410,564
  5. Step 5: Solve for x
    x = 1,617,368,410,564/789,700
  6. Step 6: Final answer
    x = 2,048,079.54

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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.