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Finding the Fourth Proportional to 437,633.69, 656,187.95 and 171,076.46

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Solution

The fourth proportional to 437,633.69, 656,187.95 and 171,076.46 is: 256,512.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,633.69 : 656,187.95 = 171,076.46 : x
  2. Step 2: Convert to fraction form
    437,633.69/656,187.95 = 171,076.46/x
  3. Step 3: Cross multiply
    437,633.69x = 656,187.95 × 171,076.46
  4. Step 4: Simplify right side
    437,633.69x = 112,258,308,727.41
  5. Step 5: Solve for x
    x = 112,258,308,727.41/437,633.69
  6. Step 6: Final answer
    x = 256,512.04

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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.