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Finding the Fourth Proportional to 466.38, 698.95 and 357.63

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Solution

The fourth proportional to 466.38, 698.95 and 357.63 is: 535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.38 : 698.95 = 357.63 : x
  2. Step 2: Convert to fraction form
    466.38/698.95 = 357.63/x
  3. Step 3: Cross multiply
    466.38x = 698.95 × 357.63
  4. Step 4: Simplify right side
    466.38x = 249,965.49
  5. Step 5: Solve for x
    x = 249,965.49/466.38
  6. Step 6: Final answer
    x = 535.98

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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.