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Finding the Fourth Proportional to 533.57, 795.70 and 474.58

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Solution

The fourth proportional to 533.57, 795.70 and 474.58 is: 707.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.57 : 795.70 = 474.58 : x
  2. Step 2: Convert to fraction form
    533.57/795.70 = 474.58/x
  3. Step 3: Cross multiply
    533.57x = 795.70 × 474.58
  4. Step 4: Simplify right side
    533.57x = 377,619.33
  5. Step 5: Solve for x
    x = 377,619.33/533.57
  6. Step 6: Final answer
    x = 707.72

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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.