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Finding the Fourth Proportional to 369,552.93, 554,324.54 and 89,067.75

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Solution

The fourth proportional to 369,552.93, 554,324.54 and 89,067.75 is: 133,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,552.93 : 554,324.54 = 89,067.75 : x
  2. Step 2: Convert to fraction form
    369,552.93/554,324.54 = 89,067.75/x
  3. Step 3: Cross multiply
    369,552.93x = 554,324.54 × 89,067.75
  4. Step 4: Simplify right side
    369,552.93x = 49,372,439,102.25
  5. Step 5: Solve for x
    x = 49,372,439,102.25/369,552.93
  6. Step 6: Final answer
    x = 133,600.45

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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.