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Finding the Fourth Proportional to 918.04, 1,266.82 and 504.04

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Solution

The fourth proportional to 918.04, 1,266.82 and 504.04 is: 695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    918.04 : 1,266.82 = 504.04 : x
  2. Step 2: Convert to fraction form
    918.04/1,266.82 = 504.04/x
  3. Step 3: Cross multiply
    918.04x = 1,266.82 × 504.04
  4. Step 4: Simplify right side
    918.04x = 638,527.95
  5. Step 5: Solve for x
    x = 638,527.95/918.04
  6. Step 6: Final answer
    x = 695.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.