Home / 522,112.76-782,786.10-166,922.36

Finding the Fourth Proportional to 522,112.76, 782,786.10 and 166,922.36

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Solution

The fourth proportional to 522,112.76, 782,786.10 and 166,922.36 is: 250,261.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,112.76 : 782,786.10 = 166,922.36 : x
  2. Step 2: Convert to fraction form
    522,112.76/782,786.10 = 166,922.36/x
  3. Step 3: Cross multiply
    522,112.76x = 782,786.10 × 166,922.36
  4. Step 4: Simplify right side
    522,112.76x = 130,664,503,187.20
  5. Step 5: Solve for x
    x = 130,664,503,187.20/522,112.76
  6. Step 6: Final answer
    x = 250,261.08

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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.