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Finding the Fourth Proportional to 586.92, 808.56 and 411.96

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Solution

The fourth proportional to 586.92, 808.56 and 411.96 is: 567.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.92 : 808.56 = 411.96 : x
  2. Step 2: Convert to fraction form
    586.92/808.56 = 411.96/x
  3. Step 3: Cross multiply
    586.92x = 808.56 × 411.96
  4. Step 4: Simplify right side
    586.92x = 333,094.38
  5. Step 5: Solve for x
    x = 333,094.38/586.92
  6. Step 6: Final answer
    x = 567.53

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Double scale
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Similar ratio
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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.