Home / 1,228,738.57-1,843,106.27-330,180.33

Finding the Fourth Proportional to 1,228,738.57, 1,843,106.27 and 330,180.33

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Solution

The fourth proportional to 1,228,738.57, 1,843,106.27 and 330,180.33 is: 495,270.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,738.57 : 1,843,106.27 = 330,180.33 : x
  2. Step 2: Convert to fraction form
    1,228,738.57/1,843,106.27 = 330,180.33/x
  3. Step 3: Cross multiply
    1,228,738.57x = 1,843,106.27 × 330,180.33
  4. Step 4: Simplify right side
    1,228,738.57x = 608,557,427,238.14
  5. Step 5: Solve for x
    x = 608,557,427,238.14/1,228,738.57
  6. Step 6: Final answer
    x = 495,270.06

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.