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Finding the Fourth Proportional to 586.22, 808.89 and 337.55

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Solution

The fourth proportional to 586.22, 808.89 and 337.55 is: 465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.22 : 808.89 = 337.55 : x
  2. Step 2: Convert to fraction form
    586.22/808.89 = 337.55/x
  3. Step 3: Cross multiply
    586.22x = 808.89 × 337.55
  4. Step 4: Simplify right side
    586.22x = 273,040.82
  5. Step 5: Solve for x
    x = 273,040.82/586.22
  6. Step 6: Final answer
    x = 465.77

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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.