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Finding the Third Proportional to 52,004 and 78,374

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Solution

The third proportional to 52,004 and 78,374 is: 118,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,004 : 78,374 = 78,374 : x
  2. Step 2: Convert to fraction form
    52,004/78,374 = 78,374/x
  3. Step 3: Cross multiply
    52,004x = 78,374 × 78,374
  4. Step 4: Simplify right side
    52,004x = 6,142,483,876
  5. Step 5: Solve for x
    x = 6,142,483,876/52,004
  6. Step 6: Final answer
    x = 118,115.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.