Home / 863,093.67-1,191,134.12-500,514.38

Finding the Fourth Proportional to 863,093.67, 1,191,134.12 and 500,514.38

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Solution

The fourth proportional to 863,093.67, 1,191,134.12 and 500,514.38 is: 690,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,093.67 : 1,191,134.12 = 500,514.38 : x
  2. Step 2: Convert to fraction form
    863,093.67/1,191,134.12 = 500,514.38/x
  3. Step 3: Cross multiply
    863,093.67x = 1,191,134.12 × 500,514.38
  4. Step 4: Simplify right side
    863,093.67x = 596,179,755,568.65
  5. Step 5: Solve for x
    x = 596,179,755,568.65/863,093.67
  6. Step 6: Final answer
    x = 690,747.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.