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Finding the Third Proportional to 97,643 and 146,465

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Solution

The third proportional to 97,643 and 146,465 is: 219,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,643 : 146,465 = 146,465 : x
  2. Step 2: Convert to fraction form
    97,643/146,465 = 146,465/x
  3. Step 3: Cross multiply
    97,643x = 146,465 × 146,465
  4. Step 4: Simplify right side
    97,643x = 21,451,996,225
  5. Step 5: Solve for x
    x = 21,451,996,225/97,643
  6. Step 6: Final answer
    x = 219,698.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.