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Finding the Fourth Proportional to 2,997.79, 4,498.70 and 1,050.01

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Solution

The fourth proportional to 2,997.79, 4,498.70 and 1,050.01 is: 1,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.79 : 4,498.70 = 1,050.01 : x
  2. Step 2: Convert to fraction form
    2,997.79/4,498.70 = 1,050.01/x
  3. Step 3: Cross multiply
    2,997.79x = 4,498.70 × 1,050.01
  4. Step 4: Simplify right side
    2,997.79x = 4,723,679.99
  5. Step 5: Solve for x
    x = 4,723,679.99/2,997.79
  6. Step 6: Final answer
    x = 1,575.72

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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.