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Finding the Fourth Proportional to 439,094.64, 605,951.24 and 237,890.64

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Solution

The fourth proportional to 439,094.64, 605,951.24 and 237,890.64 is: 328,289.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,094.64 : 605,951.24 = 237,890.64 : x
  2. Step 2: Convert to fraction form
    439,094.64/605,951.24 = 237,890.64/x
  3. Step 3: Cross multiply
    439,094.64x = 605,951.24 × 237,890.64
  4. Step 4: Simplify right side
    439,094.64x = 144,150,128,292.39
  5. Step 5: Solve for x
    x = 144,150,128,292.39/439,094.64
  6. Step 6: Final answer
    x = 328,289.43

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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.