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Finding the Fourth Proportional to 404.65, 607.01 and 293.97

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Solution

The fourth proportional to 404.65, 607.01 and 293.97 is: 440.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.65 : 607.01 = 293.97 : x
  2. Step 2: Convert to fraction form
    404.65/607.01 = 293.97/x
  3. Step 3: Cross multiply
    404.65x = 607.01 × 293.97
  4. Step 4: Simplify right side
    404.65x = 178,442.73
  5. Step 5: Solve for x
    x = 178,442.73/404.65
  6. Step 6: Final answer
    x = 440.98

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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.