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Finding the Third Proportional to 73,440 and 158,544

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Solution

The third proportional to 73,440 and 158,544 is: 342,268.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,440 : 158,544 = 158,544 : x
  2. Step 2: Convert to fraction form
    73,440/158,544 = 158,544/x
  3. Step 3: Cross multiply
    73,440x = 158,544 × 158,544
  4. Step 4: Simplify right side
    73,440x = 25,136,199,936
  5. Step 5: Solve for x
    x = 25,136,199,936/73,440
  6. Step 6: Final answer
    x = 342,268.52

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.