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Finding the Third Proportional to 463,678 and 977,172

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Solution

The third proportional to 463,678 and 977,172 is: 2,059,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,678 : 977,172 = 977,172 : x
  2. Step 2: Convert to fraction form
    463,678/977,172 = 977,172/x
  3. Step 3: Cross multiply
    463,678x = 977,172 × 977,172
  4. Step 4: Simplify right side
    463,678x = 954,865,117,584
  5. Step 5: Solve for x
    x = 954,865,117,584/463,678
  6. Step 6: Final answer
    x = 2,059,328.06

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.