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Finding the Third Proportional to 39,262.50 and 87,237

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Solution

The third proportional to 39,262.50 and 87,237 is: 193,831.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,262.50 : 87,237 = 87,237 : x
  2. Step 2: Convert to fraction form
    39,262.50/87,237 = 87,237/x
  3. Step 3: Cross multiply
    39,262.50x = 87,237 × 87,237
  4. Step 4: Simplify right side
    39,262.50x = 7,610,294,169
  5. Step 5: Solve for x
    x = 7,610,294,169/39,262.50
  6. Step 6: Final answer
    x = 193,831.12

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.