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Finding the Fourth Proportional to 350,382.39, 525,486.11 and 113,792.73

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Solution

The fourth proportional to 350,382.39, 525,486.11 and 113,792.73 is: 170,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,382.39 : 525,486.11 = 113,792.73 : x
  2. Step 2: Convert to fraction form
    350,382.39/525,486.11 = 113,792.73/x
  3. Step 3: Cross multiply
    350,382.39x = 525,486.11 × 113,792.73
  4. Step 4: Simplify right side
    350,382.39x = 59,796,498,465.02
  5. Step 5: Solve for x
    x = 59,796,498,465.02/350,382.39
  6. Step 6: Final answer
    x = 170,660.68

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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.