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Finding the Third Proportional to 3,530,881.13 and 7,485,539.06

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Solution

The third proportional to 3,530,881.13 and 7,485,539.06 is: 15,869,493.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530,881.13 : 7,485,539.06 = 7,485,539.06 : x
  2. Step 2: Convert to fraction form
    3,530,881.13/7,485,539.06 = 7,485,539.06/x
  3. Step 3: Cross multiply
    3,530,881.13x = 7,485,539.06 × 7,485,539.06
  4. Step 4: Simplify right side
    3,530,881.13x = 56,033,295,056,213.38
  5. Step 5: Solve for x
    x = 56,033,295,056,213.38/3,530,881.13
  6. Step 6: Final answer
    x = 15,869,493.50

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.