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Finding the Third Proportional to 29,152.50 and 45,017

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Solution

The third proportional to 29,152.50 and 45,017 is: 69,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,152.50 : 45,017 = 45,017 : x
  2. Step 2: Convert to fraction form
    29,152.50/45,017 = 45,017/x
  3. Step 3: Cross multiply
    29,152.50x = 45,017 × 45,017
  4. Step 4: Simplify right side
    29,152.50x = 2,026,530,289
  5. Step 5: Solve for x
    x = 2,026,530,289/29,152.50
  6. Step 6: Final answer
    x = 69,514.80

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.