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Finding the Fourth Proportional to 602.68, 903.66 and 294.76

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Solution

The fourth proportional to 602.68, 903.66 and 294.76 is: 441.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.68 : 903.66 = 294.76 : x
  2. Step 2: Convert to fraction form
    602.68/903.66 = 294.76/x
  3. Step 3: Cross multiply
    602.68x = 903.66 × 294.76
  4. Step 4: Simplify right side
    602.68x = 266,362.82
  5. Step 5: Solve for x
    x = 266,362.82/602.68
  6. Step 6: Final answer
    x = 441.96

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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.