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Finding the Fourth Proportional to 344,216.82, 515,219.58 and 183,891.90

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Solution

The fourth proportional to 344,216.82, 515,219.58 and 183,891.90 is: 275,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,216.82 : 515,219.58 = 183,891.90 : x
  2. Step 2: Convert to fraction form
    344,216.82/515,219.58 = 183,891.90/x
  3. Step 3: Cross multiply
    344,216.82x = 515,219.58 × 183,891.90
  4. Step 4: Simplify right side
    344,216.82x = 94,744,707,483.40
  5. Step 5: Solve for x
    x = 94,744,707,483.40/344,216.82
  6. Step 6: Final answer
    x = 275,247.18

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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.