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Finding the Third Proportional to 25,003.50 and 36,518

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Solution

The third proportional to 25,003.50 and 36,518 is: 53,335.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,003.50 : 36,518 = 36,518 : x
  2. Step 2: Convert to fraction form
    25,003.50/36,518 = 36,518/x
  3. Step 3: Cross multiply
    25,003.50x = 36,518 × 36,518
  4. Step 4: Simplify right side
    25,003.50x = 1,333,564,324
  5. Step 5: Solve for x
    x = 1,333,564,324/25,003.50
  6. Step 6: Final answer
    x = 53,335.11

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.