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Finding the Third Proportional to 1,999,346 and 3,197,715

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Solution

The third proportional to 1,999,346 and 3,197,715 is: 5,114,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,346 : 3,197,715 = 3,197,715 : x
  2. Step 2: Convert to fraction form
    1,999,346/3,197,715 = 3,197,715/x
  3. Step 3: Cross multiply
    1,999,346x = 3,197,715 × 3,197,715
  4. Step 4: Simplify right side
    1,999,346x = 10,225,381,221,225
  5. Step 5: Solve for x
    x = 10,225,381,221,225/1,999,346
  6. Step 6: Final answer
    x = 5,114,363.01

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.