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Finding the Third Proportional to 8,690,232 and 13,147,176

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Solution

The third proportional to 8,690,232 and 13,147,176 is: 19,889,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690,232 : 13,147,176 = 13,147,176 : x
  2. Step 2: Convert to fraction form
    8,690,232/13,147,176 = 13,147,176/x
  3. Step 3: Cross multiply
    8,690,232x = 13,147,176 × 13,147,176
  4. Step 4: Simplify right side
    8,690,232x = 172,848,236,774,976
  5. Step 5: Solve for x
    x = 172,848,236,774,976/8,690,232
  6. Step 6: Final answer
    x = 19,889,945.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.