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Finding the Third Proportional to 93,940 and 221,628

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Solution

The third proportional to 93,940 and 221,628 is: 522,875.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,940 : 221,628 = 221,628 : x
  2. Step 2: Convert to fraction form
    93,940/221,628 = 221,628/x
  3. Step 3: Cross multiply
    93,940x = 221,628 × 221,628
  4. Step 4: Simplify right side
    93,940x = 49,118,970,384
  5. Step 5: Solve for x
    x = 49,118,970,384/93,940
  6. Step 6: Final answer
    x = 522,875.99

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.