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Finding the Third Proportional to 98,704 and 144,370

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Solution

The third proportional to 98,704 and 144,370 is: 211,163.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,704 : 144,370 = 144,370 : x
  2. Step 2: Convert to fraction form
    98,704/144,370 = 144,370/x
  3. Step 3: Cross multiply
    98,704x = 144,370 × 144,370
  4. Step 4: Simplify right side
    98,704x = 20,842,696,900
  5. Step 5: Solve for x
    x = 20,842,696,900/98,704
  6. Step 6: Final answer
    x = 211,163.65

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.