Home / 505,835.19-758,785.59-150,885.09

Finding the Fourth Proportional to 505,835.19, 758,785.59 and 150,885.09

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Solution

The fourth proportional to 505,835.19, 758,785.59 and 150,885.09 is: 226,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,835.19 : 758,785.59 = 150,885.09 : x
  2. Step 2: Convert to fraction form
    505,835.19/758,785.59 = 150,885.09/x
  3. Step 3: Cross multiply
    505,835.19x = 758,785.59 × 150,885.09
  4. Step 4: Simplify right side
    505,835.19x = 114,489,432,037.85
  5. Step 5: Solve for x
    x = 114,489,432,037.85/505,835.19
  6. Step 6: Final answer
    x = 226,337.42

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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.