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Finding the Third Proportional to 89,210.50 and 192,347

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Solution

The third proportional to 89,210.50 and 192,347 is: 414,719.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,210.50 : 192,347 = 192,347 : x
  2. Step 2: Convert to fraction form
    89,210.50/192,347 = 192,347/x
  3. Step 3: Cross multiply
    89,210.50x = 192,347 × 192,347
  4. Step 4: Simplify right side
    89,210.50x = 36,997,368,409
  5. Step 5: Solve for x
    x = 36,997,368,409/89,210.50
  6. Step 6: Final answer
    x = 414,719.89

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.