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Finding the Fourth Proportional to 1,234.59, 1,850.22 and 583.89

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Solution

The fourth proportional to 1,234.59, 1,850.22 and 583.89 is: 875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234.59 : 1,850.22 = 583.89 : x
  2. Step 2: Convert to fraction form
    1,234.59/1,850.22 = 583.89/x
  3. Step 3: Cross multiply
    1,234.59x = 1,850.22 × 583.89
  4. Step 4: Simplify right side
    1,234.59x = 1,080,324.96
  5. Step 5: Solve for x
    x = 1,080,324.96/1,234.59
  6. Step 6: Final answer
    x = 875.05

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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.