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Finding the Third Proportional to 90,696.38 and 143,000.44

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Solution

The third proportional to 90,696.38 and 143,000.44 is: 225,467.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,696.38 : 143,000.44 = 143,000.44 : x
  2. Step 2: Convert to fraction form
    90,696.38/143,000.44 = 143,000.44/x
  3. Step 3: Cross multiply
    90,696.38x = 143,000.44 × 143,000.44
  4. Step 4: Simplify right side
    90,696.38x = 20,449,125,125.19
  5. Step 5: Solve for x
    x = 20,449,125,125.19/90,696.38
  6. Step 6: Final answer
    x = 225,467.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.