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Finding the Fourth Proportional to 473.05, 708.42 and 352.09

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Solution

The fourth proportional to 473.05, 708.42 and 352.09 is: 527.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.05 : 708.42 = 352.09 : x
  2. Step 2: Convert to fraction form
    473.05/708.42 = 352.09/x
  3. Step 3: Cross multiply
    473.05x = 708.42 × 352.09
  4. Step 4: Simplify right side
    473.05x = 249,424.06
  5. Step 5: Solve for x
    x = 249,424.06/473.05
  6. Step 6: Final answer
    x = 527.27

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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.