Home / 481,492.92-722,222.10-181,961.40

Finding the Fourth Proportional to 481,492.92, 722,222.10 and 181,961.40

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Solution

The fourth proportional to 481,492.92, 722,222.10 and 181,961.40 is: 272,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,492.92 : 722,222.10 = 181,961.40 : x
  2. Step 2: Convert to fraction form
    481,492.92/722,222.10 = 181,961.40/x
  3. Step 3: Cross multiply
    481,492.92x = 722,222.10 × 181,961.40
  4. Step 4: Simplify right side
    481,492.92x = 131,416,544,426.94
  5. Step 5: Solve for x
    x = 131,416,544,426.94/481,492.92
  6. Step 6: Final answer
    x = 272,935.57

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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.