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Finding the Fourth Proportional to 583.03, 873.66 and 351.66

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Solution

The fourth proportional to 583.03, 873.66 and 351.66 is: 526.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.03 : 873.66 = 351.66 : x
  2. Step 2: Convert to fraction form
    583.03/873.66 = 351.66/x
  3. Step 3: Cross multiply
    583.03x = 873.66 × 351.66
  4. Step 4: Simplify right side
    583.03x = 307,231.28
  5. Step 5: Solve for x
    x = 307,231.28/583.03
  6. Step 6: Final answer
    x = 526.96

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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.