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Finding the Third Proportional to 929,781 and 2,001,348

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Solution

The third proportional to 929,781 and 2,001,348 is: 4,307,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,781 : 2,001,348 = 2,001,348 : x
  2. Step 2: Convert to fraction form
    929,781/2,001,348 = 2,001,348/x
  3. Step 3: Cross multiply
    929,781x = 2,001,348 × 2,001,348
  4. Step 4: Simplify right side
    929,781x = 4,005,393,817,104
  5. Step 5: Solve for x
    x = 4,005,393,817,104/929,781
  6. Step 6: Final answer
    x = 4,307,889.51

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.