Home / 447,889.53-671,830.13-181,586.75

Finding the Fourth Proportional to 447,889.53, 671,830.13 and 181,586.75

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Solution

The fourth proportional to 447,889.53, 671,830.13 and 181,586.75 is: 272,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,889.53 : 671,830.13 = 181,586.75 : x
  2. Step 2: Convert to fraction form
    447,889.53/671,830.13 = 181,586.75/x
  3. Step 3: Cross multiply
    447,889.53x = 671,830.13 × 181,586.75
  4. Step 4: Simplify right side
    447,889.53x = 121,995,445,591.69
  5. Step 5: Solve for x
    x = 121,995,445,591.69/447,889.53
  6. Step 6: Final answer
    x = 272,378.43

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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.