Home / 417,833-576,616.32-236,540.24

Finding the Fourth Proportional to 417,833, 576,616.32 and 236,540.24

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Solution

The fourth proportional to 417,833, 576,616.32 and 236,540.24 is: 326,429.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,833 : 576,616.32 = 236,540.24 : x
  2. Step 2: Convert to fraction form
    417,833/576,616.32 = 236,540.24/x
  3. Step 3: Cross multiply
    417,833x = 576,616.32 × 236,540.24
  4. Step 4: Simplify right side
    417,833x = 136,392,962,720.72
  5. Step 5: Solve for x
    x = 136,392,962,720.72/417,833
  6. Step 6: Final answer
    x = 326,429.37

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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.