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Finding the Fourth Proportional to 700.04, 965.52 and 476.15

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Solution

The fourth proportional to 700.04, 965.52 and 476.15 is: 656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.04 : 965.52 = 476.15 : x
  2. Step 2: Convert to fraction form
    700.04/965.52 = 476.15/x
  3. Step 3: Cross multiply
    700.04x = 965.52 × 476.15
  4. Step 4: Simplify right side
    700.04x = 459,725.14
  5. Step 5: Solve for x
    x = 459,725.14/700.04
  6. Step 6: Final answer
    x = 656.71

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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.