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Finding the Fourth Proportional to 324,500.42, 486,750.36 and 122,134.34

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Solution

The fourth proportional to 324,500.42, 486,750.36 and 122,134.34 is: 183,201.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,500.42 : 486,750.36 = 122,134.34 : x
  2. Step 2: Convert to fraction form
    324,500.42/486,750.36 = 122,134.34/x
  3. Step 3: Cross multiply
    324,500.42x = 486,750.36 × 122,134.34
  4. Step 4: Simplify right side
    324,500.42x = 59,448,933,963.36
  5. Step 5: Solve for x
    x = 59,448,933,963.36/324,500.42
  6. Step 6: Final answer
    x = 183,201.41

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1.5x scale

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.