Home / 322,140.12-444,573.94-178,900.20

Finding the Fourth Proportional to 322,140.12, 444,573.94 and 178,900.20

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Solution

The fourth proportional to 322,140.12, 444,573.94 and 178,900.20 is: 246,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,140.12 : 444,573.94 = 178,900.20 : x
  2. Step 2: Convert to fraction form
    322,140.12/444,573.94 = 178,900.20/x
  3. Step 3: Cross multiply
    322,140.12x = 444,573.94 × 178,900.20
  4. Step 4: Simplify right side
    322,140.12x = 79,534,366,780.79
  5. Step 5: Solve for x
    x = 79,534,366,780.79/322,140.12
  6. Step 6: Final answer
    x = 246,893.70

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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.