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Finding the Third Proportional to 98,632 and 160,243

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Solution

The third proportional to 98,632 and 160,243 is: 260,339.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,632 : 160,243 = 160,243 : x
  2. Step 2: Convert to fraction form
    98,632/160,243 = 160,243/x
  3. Step 3: Cross multiply
    98,632x = 160,243 × 160,243
  4. Step 4: Simplify right side
    98,632x = 25,677,819,049
  5. Step 5: Solve for x
    x = 25,677,819,049/98,632
  6. Step 6: Final answer
    x = 260,339.64

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Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.