Home / 524,261-786,191.66-187,238.72

Finding the Fourth Proportional to 524,261, 786,191.66 and 187,238.72

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Solution

The fourth proportional to 524,261, 786,191.66 and 187,238.72 is: 280,786.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,261 : 786,191.66 = 187,238.72 : x
  2. Step 2: Convert to fraction form
    524,261/786,191.66 = 187,238.72/x
  3. Step 3: Cross multiply
    524,261x = 786,191.66 × 187,238.72
  4. Step 4: Simplify right side
    524,261x = 147,205,520,093.08
  5. Step 5: Solve for x
    x = 147,205,520,093.08/524,261
  6. Step 6: Final answer
    x = 280,786.71

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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.