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Finding the Fourth Proportional to 294.84, 401.36 and 293.93

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Solution

The fourth proportional to 294.84, 401.36 and 293.93 is: 400.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.84 : 401.36 = 293.93 : x
  2. Step 2: Convert to fraction form
    294.84/401.36 = 293.93/x
  3. Step 3: Cross multiply
    294.84x = 401.36 × 293.93
  4. Step 4: Simplify right side
    294.84x = 117,969.77
  5. Step 5: Solve for x
    x = 117,969.77/294.84
  6. Step 6: Final answer
    x = 400.11

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.