Home / 599,220.96-826,564.38-395,199.36

Finding the Fourth Proportional to 599,220.96, 826,564.38 and 395,199.36

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Solution

The fourth proportional to 599,220.96, 826,564.38 and 395,199.36 is: 545,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,220.96 : 826,564.38 = 395,199.36 : x
  2. Step 2: Convert to fraction form
    599,220.96/826,564.38 = 395,199.36/x
  3. Step 3: Cross multiply
    599,220.96x = 826,564.38 × 395,199.36
  4. Step 4: Simplify right side
    599,220.96x = 326,657,713,974.80
  5. Step 5: Solve for x
    x = 326,657,713,974.80/599,220.96
  6. Step 6: Final answer
    x = 545,137.33

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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.