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Finding the Fourth Proportional to 474.08, 706.43 and 468.81

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Solution

The fourth proportional to 474.08, 706.43 and 468.81 is: 698.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.08 : 706.43 = 468.81 : x
  2. Step 2: Convert to fraction form
    474.08/706.43 = 468.81/x
  3. Step 3: Cross multiply
    474.08x = 706.43 × 468.81
  4. Step 4: Simplify right side
    474.08x = 331,182.62
  5. Step 5: Solve for x
    x = 331,182.62/474.08
  6. Step 6: Final answer
    x = 698.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.