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Finding the Fourth Proportional to 1,955.62, 2,932.52 and 1,134.13

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Solution

The fourth proportional to 1,955.62, 2,932.52 and 1,134.13 is: 1,700.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.62 : 2,932.52 = 1,134.13 : x
  2. Step 2: Convert to fraction form
    1,955.62/2,932.52 = 1,134.13/x
  3. Step 3: Cross multiply
    1,955.62x = 2,932.52 × 1,134.13
  4. Step 4: Simplify right side
    1,955.62x = 3,325,858.91
  5. Step 5: Solve for x
    x = 3,325,858.91/1,955.62
  6. Step 6: Final answer
    x = 1,700.67

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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.