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Finding the Fourth Proportional to 262,583.74, 394,004.13 and 162,717.22

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Solution

The fourth proportional to 262,583.74, 394,004.13 and 162,717.22 is: 244,155.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,583.74 : 394,004.13 = 162,717.22 : x
  2. Step 2: Convert to fraction form
    262,583.74/394,004.13 = 162,717.22/x
  3. Step 3: Cross multiply
    262,583.74x = 394,004.13 × 162,717.22
  4. Step 4: Simplify right side
    262,583.74x = 64,111,256,702.12
  5. Step 5: Solve for x
    x = 64,111,256,702.12/262,583.74
  6. Step 6: Final answer
    x = 244,155.47

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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.