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Finding the Fourth Proportional to 373.73, 560.89 and 264.26

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Solution

The fourth proportional to 373.73, 560.89 and 264.26 is: 396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.73 : 560.89 = 264.26 : x
  2. Step 2: Convert to fraction form
    373.73/560.89 = 264.26/x
  3. Step 3: Cross multiply
    373.73x = 560.89 × 264.26
  4. Step 4: Simplify right side
    373.73x = 148,220.79
  5. Step 5: Solve for x
    x = 148,220.79/373.73
  6. Step 6: Final answer
    x = 396.60

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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.