Home / 504,826.02-696,917.00-389,846.52

Finding the Fourth Proportional to 504,826.02, 696,917.00 and 389,846.52

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Solution

The fourth proportional to 504,826.02, 696,917.00 and 389,846.52 is: 538,186.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,826.02 : 696,917.00 = 389,846.52 : x
  2. Step 2: Convert to fraction form
    504,826.02/696,917.00 = 389,846.52/x
  3. Step 3: Cross multiply
    504,826.02x = 696,917.00 × 389,846.52
  4. Step 4: Simplify right side
    504,826.02x = 271,690,661,745.02
  5. Step 5: Solve for x
    x = 271,690,661,745.02/504,826.02
  6. Step 6: Final answer
    x = 538,186.73

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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.