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Finding the Third Proportional to 115,108 and 249,898

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Solution

The third proportional to 115,108 and 249,898 is: 542,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,108 : 249,898 = 249,898 : x
  2. Step 2: Convert to fraction form
    115,108/249,898 = 249,898/x
  3. Step 3: Cross multiply
    115,108x = 249,898 × 249,898
  4. Step 4: Simplify right side
    115,108x = 62,449,010,404
  5. Step 5: Solve for x
    x = 62,449,010,404/115,108
  6. Step 6: Final answer
    x = 542,525.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.