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Finding the Fourth Proportional to 635.64, 955.62 and 588.12

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Solution

The fourth proportional to 635.64, 955.62 and 588.12 is: 884.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.64 : 955.62 = 588.12 : x
  2. Step 2: Convert to fraction form
    635.64/955.62 = 588.12/x
  3. Step 3: Cross multiply
    635.64x = 955.62 × 588.12
  4. Step 4: Simplify right side
    635.64x = 562,019.23
  5. Step 5: Solve for x
    x = 562,019.23/635.64
  6. Step 6: Final answer
    x = 884.18

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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.