Home / 414,198.48-571,637.19-253,160.79

Finding the Fourth Proportional to 414,198.48, 571,637.19 and 253,160.79

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Solution

The fourth proportional to 414,198.48, 571,637.19 and 253,160.79 is: 349,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,198.48 : 571,637.19 = 253,160.79 : x
  2. Step 2: Convert to fraction form
    414,198.48/571,637.19 = 253,160.79/x
  3. Step 3: Cross multiply
    414,198.48x = 571,637.19 × 253,160.79
  4. Step 4: Simplify right side
    414,198.48x = 144,716,122,613.78
  5. Step 5: Solve for x
    x = 144,716,122,613.78/414,198.48
  6. Step 6: Final answer
    x = 349,388.35

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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.