Home / 230,575.29-343,570.82-205,422.06

Finding the Fourth Proportional to 230,575.29, 343,570.82 and 205,422.06

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Solution

The fourth proportional to 230,575.29, 343,570.82 and 205,422.06 is: 306,091.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,575.29 : 343,570.82 = 205,422.06 : x
  2. Step 2: Convert to fraction form
    230,575.29/343,570.82 = 205,422.06/x
  3. Step 3: Cross multiply
    230,575.29x = 343,570.82 × 205,422.06
  4. Step 4: Simplify right side
    230,575.29x = 70,577,024,573.18
  5. Step 5: Solve for x
    x = 70,577,024,573.18/230,575.29
  6. Step 6: Final answer
    x = 306,091.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.