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Finding the Third Proportional to 673,757 and 1,017,640

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Solution

The third proportional to 673,757 and 1,017,640 is: 1,537,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,757 : 1,017,640 = 1,017,640 : x
  2. Step 2: Convert to fraction form
    673,757/1,017,640 = 1,017,640/x
  3. Step 3: Cross multiply
    673,757x = 1,017,640 × 1,017,640
  4. Step 4: Simplify right side
    673,757x = 1,035,591,169,600
  5. Step 5: Solve for x
    x = 1,035,591,169,600/673,757
  6. Step 6: Final answer
    x = 1,537,039.57

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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.