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Finding the Third Proportional to 43,145.50 and 92,290

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Solution

The third proportional to 43,145.50 and 92,290 is: 197,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,145.50 : 92,290 = 92,290 : x
  2. Step 2: Convert to fraction form
    43,145.50/92,290 = 92,290/x
  3. Step 3: Cross multiply
    43,145.50x = 92,290 × 92,290
  4. Step 4: Simplify right side
    43,145.50x = 8,517,444,100
  5. Step 5: Solve for x
    x = 8,517,444,100/43,145.50
  6. Step 6: Final answer
    x = 197,412.11

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.