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Finding the Fourth Proportional to 474,524.48, 654,843.75 and 259,664.57

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Solution

The fourth proportional to 474,524.48, 654,843.75 and 259,664.57 is: 358,337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,524.48 : 654,843.75 = 259,664.57 : x
  2. Step 2: Convert to fraction form
    474,524.48/654,843.75 = 259,664.57/x
  3. Step 3: Cross multiply
    474,524.48x = 654,843.75 × 259,664.57
  4. Step 4: Simplify right side
    474,524.48x = 170,039,717,486.72
  5. Step 5: Solve for x
    x = 170,039,717,486.72/474,524.48
  6. Step 6: Final answer
    x = 358,337.09

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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.