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Finding the Fourth Proportional to 635.52, 877.02 and 373.62

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Solution

The fourth proportional to 635.52, 877.02 and 373.62 is: 515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.52 : 877.02 = 373.62 : x
  2. Step 2: Convert to fraction form
    635.52/877.02 = 373.62/x
  3. Step 3: Cross multiply
    635.52x = 877.02 × 373.62
  4. Step 4: Simplify right side
    635.52x = 327,672.21
  5. Step 5: Solve for x
    x = 327,672.21/635.52
  6. Step 6: Final answer
    x = 515.60

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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.