Home / 639,202.94-958,555.23-239,625.69

Finding the Fourth Proportional to 639,202.94, 958,555.23 and 239,625.69

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Solution

The fourth proportional to 639,202.94, 958,555.23 and 239,625.69 is: 359,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,202.94 : 958,555.23 = 239,625.69 : x
  2. Step 2: Convert to fraction form
    639,202.94/958,555.23 = 239,625.69/x
  3. Step 3: Cross multiply
    639,202.94x = 958,555.23 × 239,625.69
  4. Step 4: Simplify right side
    639,202.94x = 229,694,458,391.86
  5. Step 5: Solve for x
    x = 229,694,458,391.86/639,202.94
  6. Step 6: Final answer
    x = 359,345.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.