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Finding the Fourth Proportional to 1,182.02, 1,772.88 and 360.24

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Solution

The fourth proportional to 1,182.02, 1,772.88 and 360.24 is: 540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182.02 : 1,772.88 = 360.24 : x
  2. Step 2: Convert to fraction form
    1,182.02/1,772.88 = 360.24/x
  3. Step 3: Cross multiply
    1,182.02x = 1,772.88 × 360.24
  4. Step 4: Simplify right side
    1,182.02x = 638,662.29
  5. Step 5: Solve for x
    x = 638,662.29/1,182.02
  6. Step 6: Final answer
    x = 540.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.