Home / 339,256.15-468,155.30-186,264.56

Finding the Fourth Proportional to 339,256.15, 468,155.30 and 186,264.56

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Solution

The fourth proportional to 339,256.15, 468,155.30 and 186,264.56 is: 257,035.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,256.15 : 468,155.30 = 186,264.56 : x
  2. Step 2: Convert to fraction form
    339,256.15/468,155.30 = 186,264.56/x
  3. Step 3: Cross multiply
    339,256.15x = 468,155.30 × 186,264.56
  4. Step 4: Simplify right side
    339,256.15x = 87,200,741,205.23
  5. Step 5: Solve for x
    x = 87,200,741,205.23/339,256.15
  6. Step 6: Final answer
    x = 257,035.11

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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.