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Finding the Fourth Proportional to 592.74, 888.57 and 303.90

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Solution

The fourth proportional to 592.74, 888.57 and 303.90 is: 455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.74 : 888.57 = 303.90 : x
  2. Step 2: Convert to fraction form
    592.74/888.57 = 303.90/x
  3. Step 3: Cross multiply
    592.74x = 888.57 × 303.90
  4. Step 4: Simplify right side
    592.74x = 270,036.42
  5. Step 5: Solve for x
    x = 270,036.42/592.74
  6. Step 6: Final answer
    x = 455.57

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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.