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Finding the Fourth Proportional to 270,907.63, 373,594.63 and 161,994.66

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Solution

The fourth proportional to 270,907.63, 373,594.63 and 161,994.66 is: 223,398.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,907.63 : 373,594.63 = 161,994.66 : x
  2. Step 2: Convert to fraction form
    270,907.63/373,594.63 = 161,994.66/x
  3. Step 3: Cross multiply
    270,907.63x = 373,594.63 × 161,994.66
  4. Step 4: Simplify right side
    270,907.63x = 60,520,334,204.55
  5. Step 5: Solve for x
    x = 60,520,334,204.55/270,907.63
  6. Step 6: Final answer
    x = 223,398.42

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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.