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Finding the Third Proportional to 1,852.88 and 3,913.88

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Solution

The third proportional to 1,852.88 and 3,913.88 is: 8,267.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.88 : 3,913.88 = 3,913.88 : x
  2. Step 2: Convert to fraction form
    1,852.88/3,913.88 = 3,913.88/x
  3. Step 3: Cross multiply
    1,852.88x = 3,913.88 × 3,913.88
  4. Step 4: Simplify right side
    1,852.88x = 15,318,417.52
  5. Step 5: Solve for x
    x = 15,318,417.52/1,852.88
  6. Step 6: Final answer
    x = 8,267.38

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.