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Finding the Fourth Proportional to 374.23, 560.07 and 341.77

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Solution

The fourth proportional to 374.23, 560.07 and 341.77 is: 511.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.23 : 560.07 = 341.77 : x
  2. Step 2: Convert to fraction form
    374.23/560.07 = 341.77/x
  3. Step 3: Cross multiply
    374.23x = 560.07 × 341.77
  4. Step 4: Simplify right side
    374.23x = 191,415.12
  5. Step 5: Solve for x
    x = 191,415.12/374.23
  6. Step 6: Final answer
    x = 511.49

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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.