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Finding the Third Proportional to 5,915 and 8,904

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Solution

The third proportional to 5,915 and 8,904 is: 13,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915 : 8,904 = 8,904 : x
  2. Step 2: Convert to fraction form
    5,915/8,904 = 8,904/x
  3. Step 3: Cross multiply
    5,915x = 8,904 × 8,904
  4. Step 4: Simplify right side
    5,915x = 79,281,216
  5. Step 5: Solve for x
    x = 79,281,216/5,915
  6. Step 6: Final answer
    x = 13,403.42

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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.