Home / 331,804.10-457,869.93-188,544.26

Finding the Fourth Proportional to 331,804.10, 457,869.93 and 188,544.26

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Solution

The fourth proportional to 331,804.10, 457,869.93 and 188,544.26 is: 260,179.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,804.10 : 457,869.93 = 188,544.26 : x
  2. Step 2: Convert to fraction form
    331,804.10/457,869.93 = 188,544.26/x
  3. Step 3: Cross multiply
    331,804.10x = 457,869.93 × 188,544.26
  4. Step 4: Simplify right side
    331,804.10x = 86,328,747,128.10
  5. Step 5: Solve for x
    x = 86,328,747,128.10/331,804.10
  6. Step 6: Final answer
    x = 260,179.87

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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.