Home / 451,993.41-623,742.19-248,043.51

Finding the Fourth Proportional to 451,993.41, 623,742.19 and 248,043.51

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Solution

The fourth proportional to 451,993.41, 623,742.19 and 248,043.51 is: 342,295.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,993.41 : 623,742.19 = 248,043.51 : x
  2. Step 2: Convert to fraction form
    451,993.41/623,742.19 = 248,043.51/x
  3. Step 3: Cross multiply
    451,993.41x = 623,742.19 × 248,043.51
  4. Step 4: Simplify right side
    451,993.41x = 154,715,201,522.58
  5. Step 5: Solve for x
    x = 154,715,201,522.58/451,993.41
  6. Step 6: Final answer
    x = 342,295.26

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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.