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Finding the Third Proportional to 6,554,640 and 13,369,520

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Solution

The third proportional to 6,554,640 and 13,369,520 is: 27,269,852.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554,640 : 13,369,520 = 13,369,520 : x
  2. Step 2: Convert to fraction form
    6,554,640/13,369,520 = 13,369,520/x
  3. Step 3: Cross multiply
    6,554,640x = 13,369,520 × 13,369,520
  4. Step 4: Simplify right side
    6,554,640x = 178,744,065,030,400
  5. Step 5: Solve for x
    x = 178,744,065,030,400/6,554,640
  6. Step 6: Final answer
    x = 27,269,852.35

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.