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Finding the Fourth Proportional to 544,964.52, 751,625.01 and 354,039.42

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Solution

The fourth proportional to 544,964.52, 751,625.01 and 354,039.42 is: 488,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,964.52 : 751,625.01 = 354,039.42 : x
  2. Step 2: Convert to fraction form
    544,964.52/751,625.01 = 354,039.42/x
  3. Step 3: Cross multiply
    544,964.52x = 751,625.01 × 354,039.42
  4. Step 4: Simplify right side
    544,964.52x = 266,104,882,597.89
  5. Step 5: Solve for x
    x = 266,104,882,597.89/544,964.52
  6. Step 6: Final answer
    x = 488,297.63

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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.