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Finding the Third Proportional to 47,816 and 70,188

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Solution

The third proportional to 47,816 and 70,188 is: 103,027.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,816 : 70,188 = 70,188 : x
  2. Step 2: Convert to fraction form
    47,816/70,188 = 70,188/x
  3. Step 3: Cross multiply
    47,816x = 70,188 × 70,188
  4. Step 4: Simplify right side
    47,816x = 4,926,355,344
  5. Step 5: Solve for x
    x = 4,926,355,344/47,816
  6. Step 6: Final answer
    x = 103,027.34

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.