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Finding the Fourth Proportional to 4,997.52, 7,498.14 and 2,499.81

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Solution

The fourth proportional to 4,997.52, 7,498.14 and 2,499.81 is: 3,750.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.52 : 7,498.14 = 2,499.81 : x
  2. Step 2: Convert to fraction form
    4,997.52/7,498.14 = 2,499.81/x
  3. Step 3: Cross multiply
    4,997.52x = 7,498.14 × 2,499.81
  4. Step 4: Simplify right side
    4,997.52x = 18,743,925.35
  5. Step 5: Solve for x
    x = 18,743,925.35/4,997.52
  6. Step 6: Final answer
    x = 3,750.65

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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.