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Finding the Fourth Proportional to 7,005.26, 10,509.52 and 2,388.26

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Solution

The fourth proportional to 7,005.26, 10,509.52 and 2,388.26 is: 3,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005.26 : 10,509.52 = 2,388.26 : x
  2. Step 2: Convert to fraction form
    7,005.26/10,509.52 = 2,388.26/x
  3. Step 3: Cross multiply
    7,005.26x = 10,509.52 × 2,388.26
  4. Step 4: Simplify right side
    7,005.26x = 25,099,466.24
  5. Step 5: Solve for x
    x = 25,099,466.24/7,005.26
  6. Step 6: Final answer
    x = 3,582.95

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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.