Home / 339,748.36-468,853.03-186,789.15

Finding the Fourth Proportional to 339,748.36, 468,853.03 and 186,789.15

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Solution

The fourth proportional to 339,748.36, 468,853.03 and 186,789.15 is: 257,769.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,748.36 : 468,853.03 = 186,789.15 : x
  2. Step 2: Convert to fraction form
    339,748.36/468,853.03 = 186,789.15/x
  3. Step 3: Cross multiply
    339,748.36x = 468,853.03 × 186,789.15
  4. Step 4: Simplify right side
    339,748.36x = 87,576,659,329.54
  5. Step 5: Solve for x
    x = 87,576,659,329.54/339,748.36
  6. Step 6: Final answer
    x = 257,769.19

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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.