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Finding the Third Proportional to 1,400,358 and 2,999,976

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Solution

The third proportional to 1,400,358 and 2,999,976 is: 6,426,825.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,358 : 2,999,976 = 2,999,976 : x
  2. Step 2: Convert to fraction form
    1,400,358/2,999,976 = 2,999,976/x
  3. Step 3: Cross multiply
    1,400,358x = 2,999,976 × 2,999,976
  4. Step 4: Simplify right side
    1,400,358x = 8,999,856,000,576
  5. Step 5: Solve for x
    x = 8,999,856,000,576/1,400,358
  6. Step 6: Final answer
    x = 6,426,825.14

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.