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Finding the Fourth Proportional to 203,749.52, 303,523.54 and 197,558.96

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Solution

The fourth proportional to 203,749.52, 303,523.54 and 197,558.96 is: 294,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,749.52 : 303,523.54 = 197,558.96 : x
  2. Step 2: Convert to fraction form
    203,749.52/303,523.54 = 197,558.96/x
  3. Step 3: Cross multiply
    203,749.52x = 303,523.54 × 197,558.96
  4. Step 4: Simplify right side
    203,749.52x = 59,963,794,897.92
  5. Step 5: Solve for x
    x = 59,963,794,897.92/203,749.52
  6. Step 6: Final answer
    x = 294,301.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.