Home / 353,040.66-487,199.06-191,895.69

Finding the Fourth Proportional to 353,040.66, 487,199.06 and 191,895.69

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Solution

The fourth proportional to 353,040.66, 487,199.06 and 191,895.69 is: 264,817.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,040.66 : 487,199.06 = 191,895.69 : x
  2. Step 2: Convert to fraction form
    353,040.66/487,199.06 = 191,895.69/x
  3. Step 3: Cross multiply
    353,040.66x = 487,199.06 × 191,895.69
  4. Step 4: Simplify right side
    353,040.66x = 93,491,399,786.05
  5. Step 5: Solve for x
    x = 93,491,399,786.05/353,040.66
  6. Step 6: Final answer
    x = 264,817.66

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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.