Home / 524,263-786,194.66-187,240.72

Finding the Fourth Proportional to 524,263, 786,194.66 and 187,240.72

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Solution

The fourth proportional to 524,263, 786,194.66 and 187,240.72 is: 280,789.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,263 : 786,194.66 = 187,240.72 : x
  2. Step 2: Convert to fraction form
    524,263/786,194.66 = 187,240.72/x
  3. Step 3: Cross multiply
    524,263x = 786,194.66 × 187,240.72
  4. Step 4: Simplify right side
    524,263x = 147,207,654,198.56
  5. Step 5: Solve for x
    x = 147,207,654,198.56/524,263
  6. Step 6: Final answer
    x = 280,789.71

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1.5x scale

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.