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Finding the Fourth Proportional to 483.95, 726.22 and 373.84

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Solution

The fourth proportional to 483.95, 726.22 and 373.84 is: 560.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.95 : 726.22 = 373.84 : x
  2. Step 2: Convert to fraction form
    483.95/726.22 = 373.84/x
  3. Step 3: Cross multiply
    483.95x = 726.22 × 373.84
  4. Step 4: Simplify right side
    483.95x = 271,490.08
  5. Step 5: Solve for x
    x = 271,490.08/483.95
  6. Step 6: Final answer
    x = 560.99

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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.