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Finding the Fourth Proportional to 373.16, 559.82 and 371

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Solution

The fourth proportional to 373.16, 559.82 and 371 is: 556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.16 : 559.82 = 371 : x
  2. Step 2: Convert to fraction form
    373.16/559.82 = 371/x
  3. Step 3: Cross multiply
    373.16x = 559.82 × 371
  4. Step 4: Simplify right side
    373.16x = 207,693.22
  5. Step 5: Solve for x
    x = 207,693.22/373.16
  6. Step 6: Final answer
    x = 556.58

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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.