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Finding the Third Proportional to 3,653,386 and 7,845,457

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Solution

The third proportional to 3,653,386 and 7,845,457 is: 16,847,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,386 : 7,845,457 = 7,845,457 : x
  2. Step 2: Convert to fraction form
    3,653,386/7,845,457 = 7,845,457/x
  3. Step 3: Cross multiply
    3,653,386x = 7,845,457 × 7,845,457
  4. Step 4: Simplify right side
    3,653,386x = 61,551,195,538,849
  5. Step 5: Solve for x
    x = 61,551,195,538,849/3,653,386
  6. Step 6: Final answer
    x = 16,847,712.11

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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.