Home / 404,324.13-557,960.38-223,053.42

Finding the Fourth Proportional to 404,324.13, 557,960.38 and 223,053.42

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Solution

The fourth proportional to 404,324.13, 557,960.38 and 223,053.42 is: 307,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,324.13 : 557,960.38 = 223,053.42 : x
  2. Step 2: Convert to fraction form
    404,324.13/557,960.38 = 223,053.42/x
  3. Step 3: Cross multiply
    404,324.13x = 557,960.38 × 223,053.42
  4. Step 4: Simplify right side
    404,324.13x = 124,454,970,983.50
  5. Step 5: Solve for x
    x = 124,454,970,983.50/404,324.13
  6. Step 6: Final answer
    x = 307,809.90

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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.