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Finding the Fourth Proportional to 601.84, 903.32 and 371.18

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Solution

The fourth proportional to 601.84, 903.32 and 371.18 is: 557.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.84 : 903.32 = 371.18 : x
  2. Step 2: Convert to fraction form
    601.84/903.32 = 371.18/x
  3. Step 3: Cross multiply
    601.84x = 903.32 × 371.18
  4. Step 4: Simplify right side
    601.84x = 335,296.11
  5. Step 5: Solve for x
    x = 335,296.11/601.84
  6. Step 6: Final answer
    x = 557.12

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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.