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Finding the Fourth Proportional to 586.60, 809.36 and 337.98

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Solution

The fourth proportional to 586.60, 809.36 and 337.98 is: 466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.60 : 809.36 = 337.98 : x
  2. Step 2: Convert to fraction form
    586.60/809.36 = 337.98/x
  3. Step 3: Cross multiply
    586.60x = 809.36 × 337.98
  4. Step 4: Simplify right side
    586.60x = 273,547.49
  5. Step 5: Solve for x
    x = 273,547.49/586.60
  6. Step 6: Final answer
    x = 466.33

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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.