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Finding the Fourth Proportional to 582.32, 873.55 and 335.64

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Solution

The fourth proportional to 582.32, 873.55 and 335.64 is: 503.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.32 : 873.55 = 335.64 : x
  2. Step 2: Convert to fraction form
    582.32/873.55 = 335.64/x
  3. Step 3: Cross multiply
    582.32x = 873.55 × 335.64
  4. Step 4: Simplify right side
    582.32x = 293,202.02
  5. Step 5: Solve for x
    x = 293,202.02/582.32
  6. Step 6: Final answer
    x = 503.50

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Half scale
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Double scale
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1.5x scale

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.