Home / 363,467.20-545,312.36-186,098.74

Finding the Fourth Proportional to 363,467.20, 545,312.36 and 186,098.74

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Solution

The fourth proportional to 363,467.20, 545,312.36 and 186,098.74 is: 279,205.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,467.20 : 545,312.36 = 186,098.74 : x
  2. Step 2: Convert to fraction form
    363,467.20/545,312.36 = 186,098.74/x
  3. Step 3: Cross multiply
    363,467.20x = 545,312.36 × 186,098.74
  4. Step 4: Simplify right side
    363,467.20x = 101,481,943,102.43
  5. Step 5: Solve for x
    x = 101,481,943,102.43/363,467.20
  6. Step 6: Final answer
    x = 279,205.23

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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.