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Finding the Fourth Proportional to 583.39, 873.92 and 351.58

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Solution

The fourth proportional to 583.39, 873.92 and 351.58 is: 526.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.39 : 873.92 = 351.58 : x
  2. Step 2: Convert to fraction form
    583.39/873.92 = 351.58/x
  3. Step 3: Cross multiply
    583.39x = 873.92 × 351.58
  4. Step 4: Simplify right side
    583.39x = 307,255.58
  5. Step 5: Solve for x
    x = 307,255.58/583.39
  6. Step 6: Final answer
    x = 526.67

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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.