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Finding the Fourth Proportional to 444.90, 614.13 and 293.46

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Solution

The fourth proportional to 444.90, 614.13 and 293.46 is: 405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.90 : 614.13 = 293.46 : x
  2. Step 2: Convert to fraction form
    444.90/614.13 = 293.46/x
  3. Step 3: Cross multiply
    444.90x = 614.13 × 293.46
  4. Step 4: Simplify right side
    444.90x = 180,223.34
  5. Step 5: Solve for x
    x = 180,223.34/444.90
  6. Step 6: Final answer
    x = 405.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.