Home / 397,685.12-596,450.66-154,525.77

Finding the Fourth Proportional to 397,685.12, 596,450.66 and 154,525.77

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Solution

The fourth proportional to 397,685.12, 596,450.66 and 154,525.77 is: 231,758.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,685.12 : 596,450.66 = 154,525.77 : x
  2. Step 2: Convert to fraction form
    397,685.12/596,450.66 = 154,525.77/x
  3. Step 3: Cross multiply
    397,685.12x = 596,450.66 × 154,525.77
  4. Step 4: Simplify right side
    397,685.12x = 92,166,996,730.88
  5. Step 5: Solve for x
    x = 92,166,996,730.88/397,685.12
  6. Step 6: Final answer
    x = 231,758.73

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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.