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Finding the Fourth Proportional to 5,903.72, 8,856.52 and 2,007.24

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Solution

The fourth proportional to 5,903.72, 8,856.52 and 2,007.24 is: 3,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.72 : 8,856.52 = 2,007.24 : x
  2. Step 2: Convert to fraction form
    5,903.72/8,856.52 = 2,007.24/x
  3. Step 3: Cross multiply
    5,903.72x = 8,856.52 × 2,007.24
  4. Step 4: Simplify right side
    5,903.72x = 17,777,161.20
  5. Step 5: Solve for x
    x = 17,777,161.20/5,903.72
  6. Step 6: Final answer
    x = 3,011.18

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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.