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Finding the Fourth Proportional to 484,115.00, 668,102.38 and 269,250.48

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Solution

The fourth proportional to 484,115.00, 668,102.38 and 269,250.48 is: 371,578.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,115.00 : 668,102.38 = 269,250.48 : x
  2. Step 2: Convert to fraction form
    484,115.00/668,102.38 = 269,250.48/x
  3. Step 3: Cross multiply
    484,115.00x = 668,102.38 × 269,250.48
  4. Step 4: Simplify right side
    484,115.00x = 179,886,885,831.02
  5. Step 5: Solve for x
    x = 179,886,885,831.02/484,115.00
  6. Step 6: Final answer
    x = 371,578.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.