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Finding the Third Proportional to 740,254 and 1,115,849

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Solution

The third proportional to 740,254 and 1,115,849 is: 1,682,015.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,254 : 1,115,849 = 1,115,849 : x
  2. Step 2: Convert to fraction form
    740,254/1,115,849 = 1,115,849/x
  3. Step 3: Cross multiply
    740,254x = 1,115,849 × 1,115,849
  4. Step 4: Simplify right side
    740,254x = 1,245,118,990,801
  5. Step 5: Solve for x
    x = 1,245,118,990,801/740,254
  6. Step 6: Final answer
    x = 1,682,015.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.