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Finding the Third Proportional to 19,302.75 and 29,157.75

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Solution

The third proportional to 19,302.75 and 29,157.75 is: 44,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.75 : 29,157.75 = 29,157.75 : x
  2. Step 2: Convert to fraction form
    19,302.75/29,157.75 = 29,157.75/x
  3. Step 3: Cross multiply
    19,302.75x = 29,157.75 × 29,157.75
  4. Step 4: Simplify right side
    19,302.75x = 850,174,385.06
  5. Step 5: Solve for x
    x = 850,174,385.06/19,302.75
  6. Step 6: Final answer
    x = 44,044.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.