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Finding the Fourth Proportional to 248,360.58, 372,426.66 and 79,849.80

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Solution

The fourth proportional to 248,360.58, 372,426.66 and 79,849.80 is: 119,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,360.58 : 372,426.66 = 79,849.80 : x
  2. Step 2: Convert to fraction form
    248,360.58/372,426.66 = 79,849.80/x
  3. Step 3: Cross multiply
    248,360.58x = 372,426.66 × 79,849.80
  4. Step 4: Simplify right side
    248,360.58x = 29,738,194,315.67
  5. Step 5: Solve for x
    x = 29,738,194,315.67/248,360.58
  6. Step 6: Final answer
    x = 119,737.98

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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.