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Finding the Fourth Proportional to 222,849.81, 307,651.86 and 174,348.63

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Solution

The fourth proportional to 222,849.81, 307,651.86 and 174,348.63 is: 240,694.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,849.81 : 307,651.86 = 174,348.63 : x
  2. Step 2: Convert to fraction form
    222,849.81/307,651.86 = 174,348.63/x
  3. Step 3: Cross multiply
    222,849.81x = 307,651.86 × 174,348.63
  4. Step 4: Simplify right side
    222,849.81x = 53,638,680,307.95
  5. Step 5: Solve for x
    x = 53,638,680,307.95/222,849.81
  6. Step 6: Final answer
    x = 240,694.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.