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Finding the Third Proportional to 424,665 and 924,258

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Solution

The third proportional to 424,665 and 924,258 is: 2,011,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,665 : 924,258 = 924,258 : x
  2. Step 2: Convert to fraction form
    424,665/924,258 = 924,258/x
  3. Step 3: Cross multiply
    424,665x = 924,258 × 924,258
  4. Step 4: Simplify right side
    424,665x = 854,252,850,564
  5. Step 5: Solve for x
    x = 854,252,850,564/424,665
  6. Step 6: Final answer
    x = 2,011,592.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.