Home / 339,868.15-469,053.87-194,685.52

Finding the Fourth Proportional to 339,868.15, 469,053.87 and 194,685.52

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Solution

The fourth proportional to 339,868.15, 469,053.87 and 194,685.52 is: 268,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,868.15 : 469,053.87 = 194,685.52 : x
  2. Step 2: Convert to fraction form
    339,868.15/469,053.87 = 194,685.52/x
  3. Step 3: Cross multiply
    339,868.15x = 469,053.87 × 194,685.52
  4. Step 4: Simplify right side
    339,868.15x = 91,317,996,588.96
  5. Step 5: Solve for x
    x = 91,317,996,588.96/339,868.15
  6. Step 6: Final answer
    x = 268,686.54

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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.