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Finding the Fourth Proportional to 607.24, 837.94 and 358.51

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Solution

The fourth proportional to 607.24, 837.94 and 358.51 is: 494.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.24 : 837.94 = 358.51 : x
  2. Step 2: Convert to fraction form
    607.24/837.94 = 358.51/x
  3. Step 3: Cross multiply
    607.24x = 837.94 × 358.51
  4. Step 4: Simplify right side
    607.24x = 300,409.87
  5. Step 5: Solve for x
    x = 300,409.87/607.24
  6. Step 6: Final answer
    x = 494.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.