Home / 230,584.84-343,584.95-205,431.61

Finding the Fourth Proportional to 230,584.84, 343,584.95 and 205,431.61

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Solution

The fourth proportional to 230,584.84, 343,584.95 and 205,431.61 is: 306,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,584.84 : 343,584.95 = 205,431.61 : x
  2. Step 2: Convert to fraction form
    230,584.84/343,584.95 = 205,431.61/x
  3. Step 3: Cross multiply
    230,584.84x = 343,584.95 × 205,431.61
  4. Step 4: Simplify right side
    230,584.84x = 70,583,209,450.27
  5. Step 5: Solve for x
    x = 70,583,209,450.27/230,584.84
  6. Step 6: Final answer
    x = 306,105.16

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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.