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Finding the Third Proportional to 7,611,605.44 and 11,804,054.06

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Solution

The third proportional to 7,611,605.44 and 11,804,054.06 is: 18,305,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611,605.44 : 11,804,054.06 = 11,804,054.06 : x
  2. Step 2: Convert to fraction form
    7,611,605.44/11,804,054.06 = 11,804,054.06/x
  3. Step 3: Cross multiply
    7,611,605.44x = 11,804,054.06 × 11,804,054.06
  4. Step 4: Simplify right side
    7,611,605.44x = 139,335,692,310,422.75
  5. Step 5: Solve for x
    x = 139,335,692,310,422.75/7,611,605.44
  6. Step 6: Final answer
    x = 18,305,690.36

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.