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Finding the Third Proportional to 193,885.50 and 291,033

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Solution

The third proportional to 193,885.50 and 291,033 is: 436,856.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,885.50 : 291,033 = 291,033 : x
  2. Step 2: Convert to fraction form
    193,885.50/291,033 = 291,033/x
  3. Step 3: Cross multiply
    193,885.50x = 291,033 × 291,033
  4. Step 4: Simplify right side
    193,885.50x = 84,700,207,089
  5. Step 5: Solve for x
    x = 84,700,207,089/193,885.50
  6. Step 6: Final answer
    x = 436,856.84

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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.