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Finding the Fourth Proportional to 415,777.25, 573,738.24 and 234,533.73

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Solution

The fourth proportional to 415,777.25, 573,738.24 and 234,533.73 is: 323,637.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,777.25 : 573,738.24 = 234,533.73 : x
  2. Step 2: Convert to fraction form
    415,777.25/573,738.24 = 234,533.73/x
  3. Step 3: Cross multiply
    415,777.25x = 573,738.24 × 234,533.73
  4. Step 4: Simplify right side
    415,777.25x = 134,560,969,470.84
  5. Step 5: Solve for x
    x = 134,560,969,470.84/415,777.25
  6. Step 6: Final answer
    x = 323,637.16

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1.5x scale

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.