Home / 827,151.73-1,141,762.70-500,481.59

Finding the Fourth Proportional to 827,151.73, 1,141,762.70 and 500,481.59

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Solution

The fourth proportional to 827,151.73, 1,141,762.70 and 500,481.59 is: 690,842.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,151.73 : 1,141,762.70 = 500,481.59 : x
  2. Step 2: Convert to fraction form
    827,151.73/1,141,762.70 = 500,481.59/x
  3. Step 3: Cross multiply
    827,151.73x = 1,141,762.70 × 500,481.59
  4. Step 4: Simplify right side
    827,151.73x = 571,431,211,850.69
  5. Step 5: Solve for x
    x = 571,431,211,850.69/827,151.73
  6. Step 6: Final answer
    x = 690,842.07

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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.