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Finding the Fourth Proportional to 6,993.51, 10,488 and 2,312.43

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Solution

The fourth proportional to 6,993.51, 10,488 and 2,312.43 is: 3,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,993.51 : 10,488 = 2,312.43 : x
  2. Step 2: Convert to fraction form
    6,993.51/10,488 = 2,312.43/x
  3. Step 3: Cross multiply
    6,993.51x = 10,488 × 2,312.43
  4. Step 4: Simplify right side
    6,993.51x = 24,252,765.84
  5. Step 5: Solve for x
    x = 24,252,765.84/6,993.51
  6. Step 6: Final answer
    x = 3,467.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.