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Finding the Third Proportional to 53,703 and 80,564.63

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Solution

The third proportional to 53,703 and 80,564.63 is: 120,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,703 : 80,564.63 = 80,564.63 : x
  2. Step 2: Convert to fraction form
    53,703/80,564.63 = 80,564.63/x
  3. Step 3: Cross multiply
    53,703x = 80,564.63 × 80,564.63
  4. Step 4: Simplify right side
    53,703x = 6,490,658,801.39
  5. Step 5: Solve for x
    x = 6,490,658,801.39/53,703
  6. Step 6: Final answer
    x = 120,862.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.