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Finding the Fourth Proportional to 530.39, 795.72 and 332.96

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Solution

The fourth proportional to 530.39, 795.72 and 332.96 is: 499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.39 : 795.72 = 332.96 : x
  2. Step 2: Convert to fraction form
    530.39/795.72 = 332.96/x
  3. Step 3: Cross multiply
    530.39x = 795.72 × 332.96
  4. Step 4: Simplify right side
    530.39x = 264,938.95
  5. Step 5: Solve for x
    x = 264,938.95/530.39
  6. Step 6: Final answer
    x = 499.52

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.