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Finding the Fourth Proportional to 373.58, 561.03 and 341.34

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Solution

The fourth proportional to 373.58, 561.03 and 341.34 is: 512.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.58 : 561.03 = 341.34 : x
  2. Step 2: Convert to fraction form
    373.58/561.03 = 341.34/x
  3. Step 3: Cross multiply
    373.58x = 561.03 × 341.34
  4. Step 4: Simplify right side
    373.58x = 191,501.98
  5. Step 5: Solve for x
    x = 191,501.98/373.58
  6. Step 6: Final answer
    x = 512.61

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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.