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Finding the Third Proportional to 8,657,676 and 13,708,476

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Solution

The third proportional to 8,657,676 and 13,708,476 is: 21,705,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,657,676 : 13,708,476 = 13,708,476 : x
  2. Step 2: Convert to fraction form
    8,657,676/13,708,476 = 13,708,476/x
  3. Step 3: Cross multiply
    8,657,676x = 13,708,476 × 13,708,476
  4. Step 4: Simplify right side
    8,657,676x = 187,922,314,242,576
  5. Step 5: Solve for x
    x = 187,922,314,242,576/8,657,676
  6. Step 6: Final answer
    x = 21,705,861.28

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.