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Finding the Fourth Proportional to 5,497.76, 8,248.32 and 1,749.32

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Solution

The fourth proportional to 5,497.76, 8,248.32 and 1,749.32 is: 2,624.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.76 : 8,248.32 = 1,749.32 : x
  2. Step 2: Convert to fraction form
    5,497.76/8,248.32 = 1,749.32/x
  3. Step 3: Cross multiply
    5,497.76x = 8,248.32 × 1,749.32
  4. Step 4: Simplify right side
    5,497.76x = 14,428,951.14
  5. Step 5: Solve for x
    x = 14,428,951.14/5,497.76
  6. Step 6: Final answer
    x = 2,624.51

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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.