Home / 826,200.80-1,239,301.20-735,999.20

Finding the Fourth Proportional to 826,200.80, 1,239,301.20 and 735,999.20

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Solution

The fourth proportional to 826,200.80, 1,239,301.20 and 735,999.20 is: 1,103,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,200.80 : 1,239,301.20 = 735,999.20 : x
  2. Step 2: Convert to fraction form
    826,200.80/1,239,301.20 = 735,999.20/x
  3. Step 3: Cross multiply
    826,200.80x = 1,239,301.20 × 735,999.20
  4. Step 4: Simplify right side
    826,200.80x = 912,124,691,759.04
  5. Step 5: Solve for x
    x = 912,124,691,759.04/826,200.80
  6. Step 6: Final answer
    x = 1,103,998.80

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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.