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Finding the Third Proportional to 8,736,980 and 13,675,883

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Solution

The third proportional to 8,736,980 and 13,675,883 is: 21,406,684.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,980 : 13,675,883 = 13,675,883 : x
  2. Step 2: Convert to fraction form
    8,736,980/13,675,883 = 13,675,883/x
  3. Step 3: Cross multiply
    8,736,980x = 13,675,883 × 13,675,883
  4. Step 4: Simplify right side
    8,736,980x = 187,029,775,829,689
  5. Step 5: Solve for x
    x = 187,029,775,829,689/8,736,980
  6. Step 6: Final answer
    x = 21,406,684.67

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.