Home / 819,155.36-1,228,535.89-250,541.44

Finding the Fourth Proportional to 819,155.36, 1,228,535.89 and 250,541.44

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Solution

The fourth proportional to 819,155.36, 1,228,535.89 and 250,541.44 is: 375,751.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,155.36 : 1,228,535.89 = 250,541.44 : x
  2. Step 2: Convert to fraction form
    819,155.36/1,228,535.89 = 250,541.44/x
  3. Step 3: Cross multiply
    819,155.36x = 1,228,535.89 × 250,541.44
  4. Step 4: Simplify right side
    819,155.36x = 307,799,147,274.59
  5. Step 5: Solve for x
    x = 307,799,147,274.59/819,155.36
  6. Step 6: Final answer
    x = 375,751.86

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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.