Home / 414,420.21-571,899.06-233,132.28

Finding the Fourth Proportional to 414,420.21, 571,899.06 and 233,132.28

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Solution

The fourth proportional to 414,420.21, 571,899.06 and 233,132.28 is: 321,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,420.21 : 571,899.06 = 233,132.28 : x
  2. Step 2: Convert to fraction form
    414,420.21/571,899.06 = 233,132.28/x
  3. Step 3: Cross multiply
    414,420.21x = 571,899.06 × 233,132.28
  4. Step 4: Simplify right side
    414,420.21x = 133,328,131,787.66
  5. Step 5: Solve for x
    x = 133,328,131,787.66/414,420.21
  6. Step 6: Final answer
    x = 321,722.08

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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.