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Finding the Third Proportional to 710,976 and 999,936

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Solution

The third proportional to 710,976 and 999,936 is: 1,406,337.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,976 : 999,936 = 999,936 : x
  2. Step 2: Convert to fraction form
    710,976/999,936 = 999,936/x
  3. Step 3: Cross multiply
    710,976x = 999,936 × 999,936
  4. Step 4: Simplify right side
    710,976x = 999,872,004,096
  5. Step 5: Solve for x
    x = 999,872,004,096/710,976
  6. Step 6: Final answer
    x = 1,406,337.21

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.