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Finding the Fourth Proportional to 582,884.43, 874,406.15 and 203,717.15

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Solution

The fourth proportional to 582,884.43, 874,406.15 and 203,717.15 is: 305,603.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,884.43 : 874,406.15 = 203,717.15 : x
  2. Step 2: Convert to fraction form
    582,884.43/874,406.15 = 203,717.15/x
  3. Step 3: Cross multiply
    582,884.43x = 874,406.15 × 203,717.15
  4. Step 4: Simplify right side
    582,884.43x = 178,131,528,820.47
  5. Step 5: Solve for x
    x = 178,131,528,820.47/582,884.43
  6. Step 6: Final answer
    x = 305,603.51

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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.