Home / 408,037.10-611,634.45-183,505.10

Finding the Fourth Proportional to 408,037.10, 611,634.45 and 183,505.10

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Solution

The fourth proportional to 408,037.10, 611,634.45 and 183,505.10 is: 275,068.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,037.10 : 611,634.45 = 183,505.10 : x
  2. Step 2: Convert to fraction form
    408,037.10/611,634.45 = 183,505.10/x
  3. Step 3: Cross multiply
    408,037.10x = 611,634.45 × 183,505.10
  4. Step 4: Simplify right side
    408,037.10x = 112,238,040,910.70
  5. Step 5: Solve for x
    x = 112,238,040,910.70/408,037.10
  6. Step 6: Final answer
    x = 275,068.23

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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.