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Finding the Third Proportional to 3,031.88 and 4,073.63

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Solution

The third proportional to 3,031.88 and 4,073.63 is: 5,473.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.88 : 4,073.63 = 4,073.63 : x
  2. Step 2: Convert to fraction form
    3,031.88/4,073.63 = 4,073.63/x
  3. Step 3: Cross multiply
    3,031.88x = 4,073.63 × 4,073.63
  4. Step 4: Simplify right side
    3,031.88x = 16,594,420.64
  5. Step 5: Solve for x
    x = 16,594,420.64/3,031.88
  6. Step 6: Final answer
    x = 5,473.32

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.