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Finding the Third Proportional to 679,836 and 1,000,962

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Solution

The third proportional to 679,836 and 1,000,962 is: 1,473,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,836 : 1,000,962 = 1,000,962 : x
  2. Step 2: Convert to fraction form
    679,836/1,000,962 = 1,000,962/x
  3. Step 3: Cross multiply
    679,836x = 1,000,962 × 1,000,962
  4. Step 4: Simplify right side
    679,836x = 1,001,924,925,444
  5. Step 5: Solve for x
    x = 1,001,924,925,444/679,836
  6. Step 6: Final answer
    x = 1,473,774.45

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Why These Related Problems?

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