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Finding the Fourth Proportional to 422,958.81, 583,725.79 and 241,697.52

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Solution

The fourth proportional to 422,958.81, 583,725.79 and 241,697.52 is: 333,566.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,958.81 : 583,725.79 = 241,697.52 : x
  2. Step 2: Convert to fraction form
    422,958.81/583,725.79 = 241,697.52/x
  3. Step 3: Cross multiply
    422,958.81x = 583,725.79 × 241,697.52
  4. Step 4: Simplify right side
    422,958.81x = 141,085,076,105.16
  5. Step 5: Solve for x
    x = 141,085,076,105.16/422,958.81
  6. Step 6: Final answer
    x = 333,566.94

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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.