Home / 331,718.02-457,786.82-186,569.26

Finding the Fourth Proportional to 331,718.02, 457,786.82 and 186,569.26

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Solution

The fourth proportional to 331,718.02, 457,786.82 and 186,569.26 is: 257,474.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,718.02 : 457,786.82 = 186,569.26 : x
  2. Step 2: Convert to fraction form
    331,718.02/457,786.82 = 186,569.26/x
  3. Step 3: Cross multiply
    331,718.02x = 457,786.82 × 186,569.26
  4. Step 4: Simplify right side
    331,718.02x = 85,408,947,567.11
  5. Step 5: Solve for x
    x = 85,408,947,567.11/331,718.02
  6. Step 6: Final answer
    x = 257,474.55

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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.