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Finding the Fourth Proportional to 573.42, 859.87 and 183.35

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Solution

The fourth proportional to 573.42, 859.87 and 183.35 is: 274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.42 : 859.87 = 183.35 : x
  2. Step 2: Convert to fraction form
    573.42/859.87 = 183.35/x
  3. Step 3: Cross multiply
    573.42x = 859.87 × 183.35
  4. Step 4: Simplify right side
    573.42x = 157,657.16
  5. Step 5: Solve for x
    x = 157,657.16/573.42
  6. Step 6: Final answer
    x = 274.94

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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.