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Finding the Fourth Proportional to 599,382.45, 899,133.81 and 172,928.83

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Solution

The fourth proportional to 599,382.45, 899,133.81 and 172,928.83 is: 259,410.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,382.45 : 899,133.81 = 172,928.83 : x
  2. Step 2: Convert to fraction form
    599,382.45/899,133.81 = 172,928.83/x
  3. Step 3: Cross multiply
    599,382.45x = 899,133.81 × 172,928.83
  4. Step 4: Simplify right side
    599,382.45x = 155,486,157,776.74
  5. Step 5: Solve for x
    x = 155,486,157,776.74/599,382.45
  6. Step 6: Final answer
    x = 259,410.59

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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.