Home / 675,105.38-1,012,062.12-254,676.50

Finding the Fourth Proportional to 675,105.38, 1,012,062.12 and 254,676.50

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Solution

The fourth proportional to 675,105.38, 1,012,062.12 and 254,676.50 is: 381,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,105.38 : 1,012,062.12 = 254,676.50 : x
  2. Step 2: Convert to fraction form
    675,105.38/1,012,062.12 = 254,676.50/x
  3. Step 3: Cross multiply
    675,105.38x = 1,012,062.12 × 254,676.50
  4. Step 4: Simplify right side
    675,105.38x = 257,748,438,504.18
  5. Step 5: Solve for x
    x = 257,748,438,504.18/675,105.38
  6. Step 6: Final answer
    x = 381,789.93

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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.