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Finding the Third Proportional to 5,838 and 7,864.50

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Solution

The third proportional to 5,838 and 7,864.50 is: 10,594.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838 : 7,864.50 = 7,864.50 : x
  2. Step 2: Convert to fraction form
    5,838/7,864.50 = 7,864.50/x
  3. Step 3: Cross multiply
    5,838x = 7,864.50 × 7,864.50
  4. Step 4: Simplify right side
    5,838x = 61,850,360.25
  5. Step 5: Solve for x
    x = 61,850,360.25/5,838
  6. Step 6: Final answer
    x = 10,594.44

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.