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Finding the Fourth Proportional to 566.94, 850.63 and 386.04

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Solution

The fourth proportional to 566.94, 850.63 and 386.04 is: 579.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.94 : 850.63 = 386.04 : x
  2. Step 2: Convert to fraction form
    566.94/850.63 = 386.04/x
  3. Step 3: Cross multiply
    566.94x = 850.63 × 386.04
  4. Step 4: Simplify right side
    566.94x = 328,377.21
  5. Step 5: Solve for x
    x = 328,377.21/566.94
  6. Step 6: Final answer
    x = 579.21

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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.