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Finding the Third Proportional to 5,509,020 and 11,993,580

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Solution

The third proportional to 5,509,020 and 11,993,580 is: 26,110,989.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,020 : 11,993,580 = 11,993,580 : x
  2. Step 2: Convert to fraction form
    5,509,020/11,993,580 = 11,993,580/x
  3. Step 3: Cross multiply
    5,509,020x = 11,993,580 × 11,993,580
  4. Step 4: Simplify right side
    5,509,020x = 143,845,961,216,400
  5. Step 5: Solve for x
    x = 143,845,961,216,400/5,509,020
  6. Step 6: Final answer
    x = 26,110,989.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.