Home / 417,845.27-576,640.26-236,553.50

Finding the Fourth Proportional to 417,845.27, 576,640.26 and 236,553.50

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Solution

The fourth proportional to 417,845.27, 576,640.26 and 236,553.50 is: 326,451.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,845.27 : 576,640.26 = 236,553.50 : x
  2. Step 2: Convert to fraction form
    417,845.27/576,640.26 = 236,553.50/x
  3. Step 3: Cross multiply
    417,845.27x = 576,640.26 × 236,553.50
  4. Step 4: Simplify right side
    417,845.27x = 136,406,268,860.71
  5. Step 5: Solve for x
    x = 136,406,268,860.71/417,845.27
  6. Step 6: Final answer
    x = 326,451.63

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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.