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Finding the Fourth Proportional to 6,987.74, 10,483.02 and 2,308.10

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Solution

The fourth proportional to 6,987.74, 10,483.02 and 2,308.10 is: 3,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.74 : 10,483.02 = 2,308.10 : x
  2. Step 2: Convert to fraction form
    6,987.74/10,483.02 = 2,308.10/x
  3. Step 3: Cross multiply
    6,987.74x = 10,483.02 × 2,308.10
  4. Step 4: Simplify right side
    6,987.74x = 24,195,806.05
  5. Step 5: Solve for x
    x = 24,195,806.05/6,987.74
  6. Step 6: Final answer
    x = 3,462.61

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1.5x scale

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.