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Finding the Fourth Proportional to 292.05, 437.58 and 176.49

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Solution

The fourth proportional to 292.05, 437.58 and 176.49 is: 264.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.05 : 437.58 = 176.49 : x
  2. Step 2: Convert to fraction form
    292.05/437.58 = 176.49/x
  3. Step 3: Cross multiply
    292.05x = 437.58 × 176.49
  4. Step 4: Simplify right side
    292.05x = 77,228.49
  5. Step 5: Solve for x
    x = 77,228.49/292.05
  6. Step 6: Final answer
    x = 264.44

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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.