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Finding the Fourth Proportional to 595.74, 892.92 and 287.16

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Solution

The fourth proportional to 595.74, 892.92 and 287.16 is: 430.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.74 : 892.92 = 287.16 : x
  2. Step 2: Convert to fraction form
    595.74/892.92 = 287.16/x
  3. Step 3: Cross multiply
    595.74x = 892.92 × 287.16
  4. Step 4: Simplify right side
    595.74x = 256,410.91
  5. Step 5: Solve for x
    x = 256,410.91/595.74
  6. Step 6: Final answer
    x = 430.41

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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.