Home / 829,691.00-1,245,520.64-698,208.56

Finding the Fourth Proportional to 829,691.00, 1,245,520.64 and 698,208.56

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Solution

The fourth proportional to 829,691.00, 1,245,520.64 and 698,208.56 is: 1,048,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,691.00 : 1,245,520.64 = 698,208.56 : x
  2. Step 2: Convert to fraction form
    829,691.00/1,245,520.64 = 698,208.56/x
  3. Step 3: Cross multiply
    829,691.00x = 1,245,520.64 × 698,208.56
  4. Step 4: Simplify right side
    829,691.00x = 869,633,168,022.60
  5. Step 5: Solve for x
    x = 869,633,168,022.60/829,691.00
  6. Step 6: Final answer
    x = 1,048,141.02

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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.