Home / 1,202,450.25-1,659,348.59-686,194.77

Finding the Fourth Proportional to 1,202,450.25, 1,659,348.59 and 686,194.77

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Solution

The fourth proportional to 1,202,450.25, 1,659,348.59 and 686,194.77 is: 946,930.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,450.25 : 1,659,348.59 = 686,194.77 : x
  2. Step 2: Convert to fraction form
    1,202,450.25/1,659,348.59 = 686,194.77/x
  3. Step 3: Cross multiply
    1,202,450.25x = 1,659,348.59 × 686,194.77
  4. Step 4: Simplify right side
    1,202,450.25x = 1,138,636,320,633.90
  5. Step 5: Solve for x
    x = 1,138,636,320,633.90/1,202,450.25
  6. Step 6: Final answer
    x = 946,930.09

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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.