Home / 496,815.30-745,235.24-181,272.20

Finding the Fourth Proportional to 496,815.30, 745,235.24 and 181,272.20

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Solution

The fourth proportional to 496,815.30, 745,235.24 and 181,272.20 is: 271,912.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,815.30 : 745,235.24 = 181,272.20 : x
  2. Step 2: Convert to fraction form
    496,815.30/745,235.24 = 181,272.20/x
  3. Step 3: Cross multiply
    496,815.30x = 745,235.24 × 181,272.20
  4. Step 4: Simplify right side
    496,815.30x = 135,090,426,839.79
  5. Step 5: Solve for x
    x = 135,090,426,839.79/496,815.30
  6. Step 6: Final answer
    x = 271,912.77

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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.