Home / 850,324.80-1,173,531.16-635,091.36

Finding the Fourth Proportional to 850,324.80, 1,173,531.16 and 635,091.36

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Solution

The fourth proportional to 850,324.80, 1,173,531.16 and 635,091.36 is: 876,488.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,324.80 : 1,173,531.16 = 635,091.36 : x
  2. Step 2: Convert to fraction form
    850,324.80/1,173,531.16 = 635,091.36/x
  3. Step 3: Cross multiply
    850,324.80x = 1,173,531.16 × 635,091.36
  4. Step 4: Simplify right side
    850,324.80x = 745,299,500,406.78
  5. Step 5: Solve for x
    x = 745,299,500,406.78/850,324.80
  6. Step 6: Final answer
    x = 876,488.02

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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.