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Finding the Fourth Proportional to 504,226.58, 695,832.81 and 274,783.93

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Solution

The fourth proportional to 504,226.58, 695,832.81 and 274,783.93 is: 379,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,226.58 : 695,832.81 = 274,783.93 : x
  2. Step 2: Convert to fraction form
    504,226.58/695,832.81 = 274,783.93/x
  3. Step 3: Cross multiply
    504,226.58x = 695,832.81 × 274,783.93
  4. Step 4: Simplify right side
    504,226.58x = 191,203,672,415.16
  5. Step 5: Solve for x
    x = 191,203,672,415.16/504,226.58
  6. Step 6: Final answer
    x = 379,201.89

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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.