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Finding the Fourth Proportional to 3,509.92, 5,262.96 and 2,536.48

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Solution

The fourth proportional to 3,509.92, 5,262.96 and 2,536.48 is: 3,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.92 : 5,262.96 = 2,536.48 : x
  2. Step 2: Convert to fraction form
    3,509.92/5,262.96 = 2,536.48/x
  3. Step 3: Cross multiply
    3,509.92x = 5,262.96 × 2,536.48
  4. Step 4: Simplify right side
    3,509.92x = 13,349,392.78
  5. Step 5: Solve for x
    x = 13,349,392.78/3,509.92
  6. Step 6: Final answer
    x = 3,803.33

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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.