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Finding the Fourth Proportional to 264,240.54, 396,355.59 and 64,555.02

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Solution

The fourth proportional to 264,240.54, 396,355.59 and 64,555.02 is: 96,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,240.54 : 396,355.59 = 64,555.02 : x
  2. Step 2: Convert to fraction form
    264,240.54/396,355.59 = 64,555.02/x
  3. Step 3: Cross multiply
    264,240.54x = 396,355.59 × 64,555.02
  4. Step 4: Simplify right side
    264,240.54x = 25,586,743,039.56
  5. Step 5: Solve for x
    x = 25,586,743,039.56/264,240.54
  6. Step 6: Final answer
    x = 96,831.25

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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.