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Finding the Fourth Proportional to 376,346.56, 519,357.42 and 206,577.04

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Solution

The fourth proportional to 376,346.56, 519,357.42 and 206,577.04 is: 285,075.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,346.56 : 519,357.42 = 206,577.04 : x
  2. Step 2: Convert to fraction form
    376,346.56/519,357.42 = 206,577.04/x
  3. Step 3: Cross multiply
    376,346.56x = 519,357.42 × 206,577.04
  4. Step 4: Simplify right side
    376,346.56x = 107,287,318,525.64
  5. Step 5: Solve for x
    x = 107,287,318,525.64/376,346.56
  6. Step 6: Final answer
    x = 285,075.86

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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.