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Finding the Fourth Proportional to 1,150.53, 1,726.02 and 370.77

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Solution

The fourth proportional to 1,150.53, 1,726.02 and 370.77 is: 556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.53 : 1,726.02 = 370.77 : x
  2. Step 2: Convert to fraction form
    1,150.53/1,726.02 = 370.77/x
  3. Step 3: Cross multiply
    1,150.53x = 1,726.02 × 370.77
  4. Step 4: Simplify right side
    1,150.53x = 639,956.44
  5. Step 5: Solve for x
    x = 639,956.44/1,150.53
  6. Step 6: Final answer
    x = 556.23

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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.