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Finding the Third Proportional to 18,547 and 41,240

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Solution

The third proportional to 18,547 and 41,240 is: 91,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547 : 41,240 = 41,240 : x
  2. Step 2: Convert to fraction form
    18,547/41,240 = 41,240/x
  3. Step 3: Cross multiply
    18,547x = 41,240 × 41,240
  4. Step 4: Simplify right side
    18,547x = 1,700,737,600
  5. Step 5: Solve for x
    x = 1,700,737,600/18,547
  6. Step 6: Final answer
    x = 91,698.80

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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.