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Finding the Fourth Proportional to 1,185.48, 1,779.17 and 536.27

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Solution

The fourth proportional to 1,185.48, 1,779.17 and 536.27 is: 804.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185.48 : 1,779.17 = 536.27 : x
  2. Step 2: Convert to fraction form
    1,185.48/1,779.17 = 536.27/x
  3. Step 3: Cross multiply
    1,185.48x = 1,779.17 × 536.27
  4. Step 4: Simplify right side
    1,185.48x = 954,115.50
  5. Step 5: Solve for x
    x = 954,115.50/1,185.48
  6. Step 6: Final answer
    x = 804.83

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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.