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Finding the Third Proportional to 4,784 and 5,752

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Solution

The third proportional to 4,784 and 5,752 is: 6,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784 : 5,752 = 5,752 : x
  2. Step 2: Convert to fraction form
    4,784/5,752 = 5,752/x
  3. Step 3: Cross multiply
    4,784x = 5,752 × 5,752
  4. Step 4: Simplify right side
    4,784x = 33,085,504
  5. Step 5: Solve for x
    x = 33,085,504/4,784
  6. Step 6: Final answer
    x = 6,915.87

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Why These Related Problems?

These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.