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Finding the Fourth Proportional to 888.04, 1,225.50 and 495.04

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Solution

The fourth proportional to 888.04, 1,225.50 and 495.04 is: 683.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.04 : 1,225.50 = 495.04 : x
  2. Step 2: Convert to fraction form
    888.04/1,225.50 = 495.04/x
  3. Step 3: Cross multiply
    888.04x = 1,225.50 × 495.04
  4. Step 4: Simplify right side
    888.04x = 606,671.52
  5. Step 5: Solve for x
    x = 606,671.52/888.04
  6. Step 6: Final answer
    x = 683.16

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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.