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Finding the Third Proportional to 6,931.83 and 15,031.41

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Solution

The third proportional to 6,931.83 and 15,031.41 is: 32,595.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.83 : 15,031.41 = 15,031.41 : x
  2. Step 2: Convert to fraction form
    6,931.83/15,031.41 = 15,031.41/x
  3. Step 3: Cross multiply
    6,931.83x = 15,031.41 × 15,031.41
  4. Step 4: Simplify right side
    6,931.83x = 225,943,173.85
  5. Step 5: Solve for x
    x = 225,943,173.85/6,931.83
  6. Step 6: Final answer
    x = 32,595.03

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.