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Finding the Fourth Proportional to 374.51, 559.10 and 333.50

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Solution

The fourth proportional to 374.51, 559.10 and 333.50 is: 497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.51 : 559.10 = 333.50 : x
  2. Step 2: Convert to fraction form
    374.51/559.10 = 333.50/x
  3. Step 3: Cross multiply
    374.51x = 559.10 × 333.50
  4. Step 4: Simplify right side
    374.51x = 186,455.39
  5. Step 5: Solve for x
    x = 186,455.39/374.51
  6. Step 6: Final answer
    x = 497.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.