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Finding the Fourth Proportional to 700.52, 966.41 and 476.18

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Solution

The fourth proportional to 700.52, 966.41 and 476.18 is: 656.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.52 : 966.41 = 476.18 : x
  2. Step 2: Convert to fraction form
    700.52/966.41 = 476.18/x
  3. Step 3: Cross multiply
    700.52x = 966.41 × 476.18
  4. Step 4: Simplify right side
    700.52x = 460,185.15
  5. Step 5: Solve for x
    x = 460,185.15/700.52
  6. Step 6: Final answer
    x = 656.92

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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.