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Finding the Fourth Proportional to 5,440.56, 7,508.03 and 2,956.56

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Solution

The fourth proportional to 5,440.56, 7,508.03 and 2,956.56 is: 4,080.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.56 : 7,508.03 = 2,956.56 : x
  2. Step 2: Convert to fraction form
    5,440.56/7,508.03 = 2,956.56/x
  3. Step 3: Cross multiply
    5,440.56x = 7,508.03 × 2,956.56
  4. Step 4: Simplify right side
    5,440.56x = 22,197,945.16
  5. Step 5: Solve for x
    x = 22,197,945.16/5,440.56
  6. Step 6: Final answer
    x = 4,080.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.