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Finding the Third Proportional to 93,909.75 and 208,816.50

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Solution

The third proportional to 93,909.75 and 208,816.50 is: 464,321.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,909.75 : 208,816.50 = 208,816.50 : x
  2. Step 2: Convert to fraction form
    93,909.75/208,816.50 = 208,816.50/x
  3. Step 3: Cross multiply
    93,909.75x = 208,816.50 × 208,816.50
  4. Step 4: Simplify right side
    93,909.75x = 43,604,330,672.25
  5. Step 5: Solve for x
    x = 43,604,330,672.25/93,909.75
  6. Step 6: Final answer
    x = 464,321.66

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.