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Finding the Fourth Proportional to 292.12, 437.90 and 246.76

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Solution

The fourth proportional to 292.12, 437.90 and 246.76 is: 369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.12 : 437.90 = 246.76 : x
  2. Step 2: Convert to fraction form
    292.12/437.90 = 246.76/x
  3. Step 3: Cross multiply
    292.12x = 437.90 × 246.76
  4. Step 4: Simplify right side
    292.12x = 108,056.20
  5. Step 5: Solve for x
    x = 108,056.20/292.12
  6. Step 6: Final answer
    x = 369.90

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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.