Home / 447,180.30-670,539.63-131,596.26

Finding the Fourth Proportional to 447,180.30, 670,539.63 and 131,596.26

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Solution

The fourth proportional to 447,180.30, 670,539.63 and 131,596.26 is: 197,326.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,180.30 : 670,539.63 = 131,596.26 : x
  2. Step 2: Convert to fraction form
    447,180.30/670,539.63 = 131,596.26/x
  3. Step 3: Cross multiply
    447,180.30x = 670,539.63 × 131,596.26
  4. Step 4: Simplify right side
    447,180.30x = 88,240,507,489.78
  5. Step 5: Solve for x
    x = 88,240,507,489.78/447,180.30
  6. Step 6: Final answer
    x = 197,326.46

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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.