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Finding the Third Proportional to 6,211,320 and 13,169,136

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Solution

The third proportional to 6,211,320 and 13,169,136 is: 27,920,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211,320 : 13,169,136 = 13,169,136 : x
  2. Step 2: Convert to fraction form
    6,211,320/13,169,136 = 13,169,136/x
  3. Step 3: Cross multiply
    6,211,320x = 13,169,136 × 13,169,136
  4. Step 4: Simplify right side
    6,211,320x = 173,426,142,986,496
  5. Step 5: Solve for x
    x = 173,426,142,986,496/6,211,320
  6. Step 6: Final answer
    x = 27,920,980.24

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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.