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Finding the Fourth Proportional to 568.07, 851.70 and 293.93

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Solution

The fourth proportional to 568.07, 851.70 and 293.93 is: 440.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.07 : 851.70 = 293.93 : x
  2. Step 2: Convert to fraction form
    568.07/851.70 = 293.93/x
  3. Step 3: Cross multiply
    568.07x = 851.70 × 293.93
  4. Step 4: Simplify right side
    568.07x = 250,340.18
  5. Step 5: Solve for x
    x = 250,340.18/568.07
  6. Step 6: Final answer
    x = 440.69

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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.