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Finding the Third Proportional to 116,383.31 and 249,990.75

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Solution

The third proportional to 116,383.31 and 249,990.75 is: 536,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,383.31 : 249,990.75 = 249,990.75 : x
  2. Step 2: Convert to fraction form
    116,383.31/249,990.75 = 249,990.75/x
  3. Step 3: Cross multiply
    116,383.31x = 249,990.75 × 249,990.75
  4. Step 4: Simplify right side
    116,383.31x = 62,495,375,085.56
  5. Step 5: Solve for x
    x = 62,495,375,085.56/116,383.31
  6. Step 6: Final answer
    x = 536,978.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.