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Finding the Third Proportional to 9,125,628 and 20,035,848

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Solution

The third proportional to 9,125,628 and 20,035,848 is: 43,989,871.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125,628 : 20,035,848 = 20,035,848 : x
  2. Step 2: Convert to fraction form
    9,125,628/20,035,848 = 20,035,848/x
  3. Step 3: Cross multiply
    9,125,628x = 20,035,848 × 20,035,848
  4. Step 4: Simplify right side
    9,125,628x = 401,435,205,079,104
  5. Step 5: Solve for x
    x = 401,435,205,079,104/9,125,628
  6. Step 6: Final answer
    x = 43,989,871.72

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.