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Finding the Fourth Proportional to 596.04, 821.52 and 454.20

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Solution

The fourth proportional to 596.04, 821.52 and 454.20 is: 626.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.04 : 821.52 = 454.20 : x
  2. Step 2: Convert to fraction form
    596.04/821.52 = 454.20/x
  3. Step 3: Cross multiply
    596.04x = 821.52 × 454.20
  4. Step 4: Simplify right side
    596.04x = 373,134.38
  5. Step 5: Solve for x
    x = 373,134.38/596.04
  6. Step 6: Final answer
    x = 626.02

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Half scale
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Double scale
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Similar ratio
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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.