Home / 414,076.88-571,420.62-230,314.20

Finding the Fourth Proportional to 414,076.88, 571,420.62 and 230,314.20

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Solution

The fourth proportional to 414,076.88, 571,420.62 and 230,314.20 is: 317,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,076.88 : 571,420.62 = 230,314.20 : x
  2. Step 2: Convert to fraction form
    414,076.88/571,420.62 = 230,314.20/x
  3. Step 3: Cross multiply
    414,076.88x = 571,420.62 × 230,314.20
  4. Step 4: Simplify right side
    414,076.88x = 131,606,282,958.80
  5. Step 5: Solve for x
    x = 131,606,282,958.80/414,076.88
  6. Step 6: Final answer
    x = 317,830.55

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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.