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Finding the Third Proportional to 75,018 and 163,516.13

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Solution

The third proportional to 75,018 and 163,516.13 is: 356,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,018 : 163,516.13 = 163,516.13 : x
  2. Step 2: Convert to fraction form
    75,018/163,516.13 = 163,516.13/x
  3. Step 3: Cross multiply
    75,018x = 163,516.13 × 163,516.13
  4. Step 4: Simplify right side
    75,018x = 26,737,523,135.02
  5. Step 5: Solve for x
    x = 26,737,523,135.02/75,018
  6. Step 6: Final answer
    x = 356,414.77

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.