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Finding the Fourth Proportional to 4,031.76, 6,048.28 and 1,723.28

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Solution

The fourth proportional to 4,031.76, 6,048.28 and 1,723.28 is: 2,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.76 : 6,048.28 = 1,723.28 : x
  2. Step 2: Convert to fraction form
    4,031.76/6,048.28 = 1,723.28/x
  3. Step 3: Cross multiply
    4,031.76x = 6,048.28 × 1,723.28
  4. Step 4: Simplify right side
    4,031.76x = 10,422,879.96
  5. Step 5: Solve for x
    x = 10,422,879.96/4,031.76
  6. Step 6: Final answer
    x = 2,585.19

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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.