Home / 414,694.20-572,135.34-251,403.36

Finding the Fourth Proportional to 414,694.20, 572,135.34 and 251,403.36

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Solution

The fourth proportional to 414,694.20, 572,135.34 and 251,403.36 is: 346,850.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,694.20 : 572,135.34 = 251,403.36 : x
  2. Step 2: Convert to fraction form
    414,694.20/572,135.34 = 251,403.36/x
  3. Step 3: Cross multiply
    414,694.20x = 572,135.34 × 251,403.36
  4. Step 4: Simplify right side
    414,694.20x = 143,836,746,850.74
  5. Step 5: Solve for x
    x = 143,836,746,850.74/414,694.20
  6. Step 6: Final answer
    x = 346,850.15

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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.