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Finding the Third Proportional to 93,921 and 221,489.50

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Solution

The third proportional to 93,921 and 221,489.50 is: 522,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,921 : 221,489.50 = 221,489.50 : x
  2. Step 2: Convert to fraction form
    93,921/221,489.50 = 221,489.50/x
  3. Step 3: Cross multiply
    93,921x = 221,489.50 × 221,489.50
  4. Step 4: Simplify right side
    93,921x = 49,057,598,610.25
  5. Step 5: Solve for x
    x = 49,057,598,610.25/93,921
  6. Step 6: Final answer
    x = 522,328.32

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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.