Home / 502,743.65-693,790.74-273,301.38

Finding the Fourth Proportional to 502,743.65, 693,790.74 and 273,301.38

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Solution

The fourth proportional to 502,743.65, 693,790.74 and 273,301.38 is: 377,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,743.65 : 693,790.74 = 273,301.38 : x
  2. Step 2: Convert to fraction form
    502,743.65/693,790.74 = 273,301.38/x
  3. Step 3: Cross multiply
    502,743.65x = 693,790.74 × 273,301.38
  4. Step 4: Simplify right side
    502,743.65x = 189,613,966,673.22
  5. Step 5: Solve for x
    x = 189,613,966,673.22/502,743.65
  6. Step 6: Final answer
    x = 377,158.36

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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.