Home / 494,303.41-741,455.17-178,686.51

Finding the Fourth Proportional to 494,303.41, 741,455.17 and 178,686.51

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Solution

The fourth proportional to 494,303.41, 741,455.17 and 178,686.51 is: 268,029.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,303.41 : 741,455.17 = 178,686.51 : x
  2. Step 2: Convert to fraction form
    494,303.41/741,455.17 = 178,686.51/x
  3. Step 3: Cross multiply
    494,303.41x = 741,455.17 × 178,686.51
  4. Step 4: Simplify right side
    494,303.41x = 132,488,033,421.58
  5. Step 5: Solve for x
    x = 132,488,033,421.58/494,303.41
  6. Step 6: Final answer
    x = 268,029.78

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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.