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Finding the Third Proportional to 19,136,739 and 40,928,982

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Solution

The third proportional to 19,136,739 and 40,928,982 is: 87,537,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136,739 : 40,928,982 = 40,928,982 : x
  2. Step 2: Convert to fraction form
    19,136,739/40,928,982 = 40,928,982/x
  3. Step 3: Cross multiply
    19,136,739x = 40,928,982 × 40,928,982
  4. Step 4: Simplify right side
    19,136,739x = 1,675,181,567,556,324
  5. Step 5: Solve for x
    x = 1,675,181,567,556,324/19,136,739
  6. Step 6: Final answer
    x = 87,537,462.24

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.