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Finding the Third Proportional to 3,904 and 4,592.50

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Solution

The third proportional to 3,904 and 4,592.50 is: 5,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904 : 4,592.50 = 4,592.50 : x
  2. Step 2: Convert to fraction form
    3,904/4,592.50 = 4,592.50/x
  3. Step 3: Cross multiply
    3,904x = 4,592.50 × 4,592.50
  4. Step 4: Simplify right side
    3,904x = 21,091,056.25
  5. Step 5: Solve for x
    x = 21,091,056.25/3,904
  6. Step 6: Final answer
    x = 5,402.42

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Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.