Home / 822,934.60-1,233,624.30-486,233.80

Finding the Fourth Proportional to 822,934.60, 1,233,624.30 and 486,233.80

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Solution

The fourth proportional to 822,934.60, 1,233,624.30 and 486,233.80 is: 728,891.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,934.60 : 1,233,624.30 = 486,233.80 : x
  2. Step 2: Convert to fraction form
    822,934.60/1,233,624.30 = 486,233.80/x
  3. Step 3: Cross multiply
    822,934.60x = 1,233,624.30 × 486,233.80
  4. Step 4: Simplify right side
    822,934.60x = 599,829,831,161.34
  5. Step 5: Solve for x
    x = 599,829,831,161.34/822,934.60
  6. Step 6: Final answer
    x = 728,891.25

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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.