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Finding the Fourth Proportional to 595.74, 892.55 and 286.83

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Solution

The fourth proportional to 595.74, 892.55 and 286.83 is: 429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.74 : 892.55 = 286.83 : x
  2. Step 2: Convert to fraction form
    595.74/892.55 = 286.83/x
  3. Step 3: Cross multiply
    595.74x = 892.55 × 286.83
  4. Step 4: Simplify right side
    595.74x = 256,008.68
  5. Step 5: Solve for x
    x = 256,008.68/595.74
  6. Step 6: Final answer
    x = 429.73

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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.