Home / 939,010.75-1,295,864.17-531,104.61

Finding the Fourth Proportional to 939,010.75, 1,295,864.17 and 531,104.61

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Solution

The fourth proportional to 939,010.75, 1,295,864.17 and 531,104.61 is: 732,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,010.75 : 1,295,864.17 = 531,104.61 : x
  2. Step 2: Convert to fraction form
    939,010.75/1,295,864.17 = 531,104.61/x
  3. Step 3: Cross multiply
    939,010.75x = 1,295,864.17 × 531,104.61
  4. Step 4: Simplify right side
    939,010.75x = 688,239,433,293.06
  5. Step 5: Solve for x
    x = 688,239,433,293.06/939,010.75
  6. Step 6: Final answer
    x = 732,940.95

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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.