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Finding the Third Proportional to 19,370,843.44 and 42,146,603.44

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Solution

The third proportional to 19,370,843.44 and 42,146,603.44 is: 91,701,540.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370,843.44 : 42,146,603.44 = 42,146,603.44 : x
  2. Step 2: Convert to fraction form
    19,370,843.44/42,146,603.44 = 42,146,603.44/x
  3. Step 3: Cross multiply
    19,370,843.44x = 42,146,603.44 × 42,146,603.44
  4. Step 4: Simplify right side
    19,370,843.44x = 1,776,336,181,317,886.75
  5. Step 5: Solve for x
    x = 1,776,336,181,317,886.75/19,370,843.44
  6. Step 6: Final answer
    x = 91,701,540.36

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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.