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Finding the Third Proportional to 2,998 and 4,591

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Solution

The third proportional to 2,998 and 4,591 is: 7,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998 : 4,591 = 4,591 : x
  2. Step 2: Convert to fraction form
    2,998/4,591 = 4,591/x
  3. Step 3: Cross multiply
    2,998x = 4,591 × 4,591
  4. Step 4: Simplify right side
    2,998x = 21,077,281
  5. Step 5: Solve for x
    x = 21,077,281/2,998
  6. Step 6: Final answer
    x = 7,030.45

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.