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Finding the Fourth Proportional to 373.13, 563.04 and 358.15

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Solution

The fourth proportional to 373.13, 563.04 and 358.15 is: 540.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.13 : 563.04 = 358.15 : x
  2. Step 2: Convert to fraction form
    373.13/563.04 = 358.15/x
  3. Step 3: Cross multiply
    373.13x = 563.04 × 358.15
  4. Step 4: Simplify right side
    373.13x = 201,648.17
  5. Step 5: Solve for x
    x = 201,648.17/373.13
  6. Step 6: Final answer
    x = 540.42

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.