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Finding the Fourth Proportional to 617.01, 851.57 and 596.76

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Solution

The fourth proportional to 617.01, 851.57 and 596.76 is: 823.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.01 : 851.57 = 596.76 : x
  2. Step 2: Convert to fraction form
    617.01/851.57 = 596.76/x
  3. Step 3: Cross multiply
    617.01x = 851.57 × 596.76
  4. Step 4: Simplify right side
    617.01x = 508,182.91
  5. Step 5: Solve for x
    x = 508,182.91/617.01
  6. Step 6: Final answer
    x = 823.62

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1.5x scale

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.