Home / 336,974.16-465,018.76-186,067.28

Finding the Fourth Proportional to 336,974.16, 465,018.76 and 186,067.28

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Solution

The fourth proportional to 336,974.16, 465,018.76 and 186,067.28 is: 256,769.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,974.16 : 465,018.76 = 186,067.28 : x
  2. Step 2: Convert to fraction form
    336,974.16/465,018.76 = 186,067.28/x
  3. Step 3: Cross multiply
    336,974.16x = 465,018.76 × 186,067.28
  4. Step 4: Simplify right side
    336,974.16x = 86,524,775,822.17
  5. Step 5: Solve for x
    x = 86,524,775,822.17/336,974.16
  6. Step 6: Final answer
    x = 256,769.76

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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.