Home / 822,936.60-1,233,627.30-486,235.80

Finding the Fourth Proportional to 822,936.60, 1,233,627.30 and 486,235.80

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Solution

The fourth proportional to 822,936.60, 1,233,627.30 and 486,235.80 is: 728,894.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,936.60 : 1,233,627.30 = 486,235.80 : x
  2. Step 2: Convert to fraction form
    822,936.60/1,233,627.30 = 486,235.80/x
  3. Step 3: Cross multiply
    822,936.60x = 1,233,627.30 × 486,235.80
  4. Step 4: Simplify right side
    822,936.60x = 599,833,757,117.34
  5. Step 5: Solve for x
    x = 599,833,757,117.34/822,936.60
  6. Step 6: Final answer
    x = 728,894.25

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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.