Home / 823,316.26-1,135,649.23-660,363.77

Finding the Fourth Proportional to 823,316.26, 1,135,649.23 and 660,363.77

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Solution

The fourth proportional to 823,316.26, 1,135,649.23 and 660,363.77 is: 910,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,316.26 : 1,135,649.23 = 660,363.77 : x
  2. Step 2: Convert to fraction form
    823,316.26/1,135,649.23 = 660,363.77/x
  3. Step 3: Cross multiply
    823,316.26x = 1,135,649.23 × 660,363.77
  4. Step 4: Simplify right side
    823,316.26x = 749,941,597,940.33
  5. Step 5: Solve for x
    x = 749,941,597,940.33/823,316.26
  6. Step 6: Final answer
    x = 910,879.13

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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.