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Finding the Fourth Proportional to 364,660.35, 503,256.54 and 203,546.79

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Solution

The fourth proportional to 364,660.35, 503,256.54 and 203,546.79 is: 280,908.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,660.35 : 503,256.54 = 203,546.79 : x
  2. Step 2: Convert to fraction form
    364,660.35/503,256.54 = 203,546.79/x
  3. Step 3: Cross multiply
    364,660.35x = 503,256.54 × 203,546.79
  4. Step 4: Simplify right side
    364,660.35x = 102,436,253,263.51
  5. Step 5: Solve for x
    x = 102,436,253,263.51/364,660.35
  6. Step 6: Final answer
    x = 280,908.67

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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.