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Finding the Third Proportional to 56,400 and 119,064

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Solution

The third proportional to 56,400 and 119,064 is: 251,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,400 : 119,064 = 119,064 : x
  2. Step 2: Convert to fraction form
    56,400/119,064 = 119,064/x
  3. Step 3: Cross multiply
    56,400x = 119,064 × 119,064
  4. Step 4: Simplify right side
    56,400x = 14,176,236,096
  5. Step 5: Solve for x
    x = 14,176,236,096/56,400
  6. Step 6: Final answer
    x = 251,351.70

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.