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Finding the Third Proportional to 677,679 and 1,473,402

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Solution

The third proportional to 677,679 and 1,473,402 is: 3,203,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,679 : 1,473,402 = 1,473,402 : x
  2. Step 2: Convert to fraction form
    677,679/1,473,402 = 1,473,402/x
  3. Step 3: Cross multiply
    677,679x = 1,473,402 × 1,473,402
  4. Step 4: Simplify right side
    677,679x = 2,170,913,453,604
  5. Step 5: Solve for x
    x = 2,170,913,453,604/677,679
  6. Step 6: Final answer
    x = 3,203,453.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.