Home / 826,781.88-1,141,083.90-504,679.80

Finding the Fourth Proportional to 826,781.88, 1,141,083.90 and 504,679.80

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Solution

The fourth proportional to 826,781.88, 1,141,083.90 and 504,679.80 is: 696,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,781.88 : 1,141,083.90 = 504,679.80 : x
  2. Step 2: Convert to fraction form
    826,781.88/1,141,083.90 = 504,679.80/x
  3. Step 3: Cross multiply
    826,781.88x = 1,141,083.90 × 504,679.80
  4. Step 4: Simplify right side
    826,781.88x = 575,881,994,435.22
  5. Step 5: Solve for x
    x = 575,881,994,435.22/826,781.88
  6. Step 6: Final answer
    x = 696,534.37

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Double scale
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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.