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Finding the Fourth Proportional to 504,241.63, 695,853.56 and 274,798.97

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Solution

The fourth proportional to 504,241.63, 695,853.56 and 274,798.97 is: 379,222.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,241.63 : 695,853.56 = 274,798.97 : x
  2. Step 2: Convert to fraction form
    504,241.63/695,853.56 = 274,798.97/x
  3. Step 3: Cross multiply
    504,241.63x = 695,853.56 × 274,798.97
  4. Step 4: Simplify right side
    504,241.63x = 191,219,841,558.83
  5. Step 5: Solve for x
    x = 191,219,841,558.83/504,241.63
  6. Step 6: Final answer
    x = 379,222.64

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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.