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Finding the Third Proportional to 4,906 and 7,534

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Solution

The third proportional to 4,906 and 7,534 is: 11,569.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906 : 7,534 = 7,534 : x
  2. Step 2: Convert to fraction form
    4,906/7,534 = 7,534/x
  3. Step 3: Cross multiply
    4,906x = 7,534 × 7,534
  4. Step 4: Simplify right side
    4,906x = 56,761,156
  5. Step 5: Solve for x
    x = 56,761,156/4,906
  6. Step 6: Final answer
    x = 11,569.74

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.