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Finding the Fourth Proportional to 504,054.80, 695,593.52 and 274,611.37

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Solution

The fourth proportional to 504,054.80, 695,593.52 and 274,611.37 is: 378,962.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,054.80 : 695,593.52 = 274,611.37 : x
  2. Step 2: Convert to fraction form
    504,054.80/695,593.52 = 274,611.37/x
  3. Step 3: Cross multiply
    504,054.80x = 695,593.52 × 274,611.37
  4. Step 4: Simplify right side
    504,054.80x = 191,017,889,490.32
  5. Step 5: Solve for x
    x = 191,017,889,490.32/504,054.80
  6. Step 6: Final answer
    x = 378,962.55

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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.