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Finding the Fourth Proportional to 358.37, 533.94 and 340.96

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Solution

The fourth proportional to 358.37, 533.94 and 340.96 is: 508.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.37 : 533.94 = 340.96 : x
  2. Step 2: Convert to fraction form
    358.37/533.94 = 340.96/x
  3. Step 3: Cross multiply
    358.37x = 533.94 × 340.96
  4. Step 4: Simplify right side
    358.37x = 182,052.49
  5. Step 5: Solve for x
    x = 182,052.49/358.37
  6. Step 6: Final answer
    x = 508.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.