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Finding the Third Proportional to 73,152 and 157,216

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Solution

The third proportional to 73,152 and 157,216 is: 337,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,152 : 157,216 = 157,216 : x
  2. Step 2: Convert to fraction form
    73,152/157,216 = 157,216/x
  3. Step 3: Cross multiply
    73,152x = 157,216 × 157,216
  4. Step 4: Simplify right side
    73,152x = 24,716,870,656
  5. Step 5: Solve for x
    x = 24,716,870,656/73,152
  6. Step 6: Final answer
    x = 337,883.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.