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Finding the Fourth Proportional to 586.25, 808.86 and 334.18

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Solution

The fourth proportional to 586.25, 808.86 and 334.18 is: 461.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.25 : 808.86 = 334.18 : x
  2. Step 2: Convert to fraction form
    586.25/808.86 = 334.18/x
  3. Step 3: Cross multiply
    586.25x = 808.86 × 334.18
  4. Step 4: Simplify right side
    586.25x = 270,304.83
  5. Step 5: Solve for x
    x = 270,304.83/586.25
  6. Step 6: Final answer
    x = 461.07

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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.