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Finding the Fourth Proportional to 504,055.01, 695,593.82 and 274,611.59

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Solution

The fourth proportional to 504,055.01, 695,593.82 and 274,611.59 is: 378,962.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,055.01 : 695,593.82 = 274,611.59 : x
  2. Step 2: Convert to fraction form
    504,055.01/695,593.82 = 274,611.59/x
  3. Step 3: Cross multiply
    504,055.01x = 695,593.82 × 274,611.59
  4. Step 4: Simplify right side
    504,055.01x = 191,018,120,568.24
  5. Step 5: Solve for x
    x = 191,018,120,568.24/504,055.01
  6. Step 6: Final answer
    x = 378,962.84

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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.