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Finding the Fourth Proportional to 2,958.19, 4,437.15 and 737.03

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Solution

The fourth proportional to 2,958.19, 4,437.15 and 737.03 is: 1,105.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.19 : 4,437.15 = 737.03 : x
  2. Step 2: Convert to fraction form
    2,958.19/4,437.15 = 737.03/x
  3. Step 3: Cross multiply
    2,958.19x = 4,437.15 × 737.03
  4. Step 4: Simplify right side
    2,958.19x = 3,270,312.66
  5. Step 5: Solve for x
    x = 3,270,312.66/2,958.19
  6. Step 6: Final answer
    x = 1,105.51

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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.