Home / 938,220.94-1,294,744.26-508,500.82

Finding the Fourth Proportional to 938,220.94, 1,294,744.26 and 508,500.82

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Solution

The fourth proportional to 938,220.94, 1,294,744.26 and 508,500.82 is: 701,730.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,220.94 : 1,294,744.26 = 508,500.82 : x
  2. Step 2: Convert to fraction form
    938,220.94/1,294,744.26 = 508,500.82/x
  3. Step 3: Cross multiply
    938,220.94x = 1,294,744.26 × 508,500.82
  4. Step 4: Simplify right side
    938,220.94x = 658,378,517,900.29
  5. Step 5: Solve for x
    x = 658,378,517,900.29/938,220.94
  6. Step 6: Final answer
    x = 701,730.79

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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.