Home / 441,176.09-661,764.09-308,315.84

Finding the Fourth Proportional to 441,176.09, 661,764.09 and 308,315.84

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Solution

The fourth proportional to 441,176.09, 661,764.09 and 308,315.84 is: 462,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,176.09 : 661,764.09 = 308,315.84 : x
  2. Step 2: Convert to fraction form
    441,176.09/661,764.09 = 308,315.84/x
  3. Step 3: Cross multiply
    441,176.09x = 661,764.09 × 308,315.84
  4. Step 4: Simplify right side
    441,176.09x = 204,032,349,137.55
  5. Step 5: Solve for x
    x = 204,032,349,137.55/441,176.09
  6. Step 6: Final answer
    x = 462,473.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.