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Finding the Fourth Proportional to 362,344.80, 544,126.32 and 236,197.92

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Solution

The fourth proportional to 362,344.80, 544,126.32 and 236,197.92 is: 354,693.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,344.80 : 544,126.32 = 236,197.92 : x
  2. Step 2: Convert to fraction form
    362,344.80/544,126.32 = 236,197.92/x
  3. Step 3: Cross multiply
    362,344.80x = 544,126.32 × 236,197.92
  4. Step 4: Simplify right side
    362,344.80x = 128,521,505,001.25
  5. Step 5: Solve for x
    x = 128,521,505,001.25/362,344.80
  6. Step 6: Final answer
    x = 354,693.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.