Home / 822,182.40-1,233,273.60-538,747.20

Finding the Fourth Proportional to 822,182.40, 1,233,273.60 and 538,747.20

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Solution

The fourth proportional to 822,182.40, 1,233,273.60 and 538,747.20 is: 808,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,182.40 : 1,233,273.60 = 538,747.20 : x
  2. Step 2: Convert to fraction form
    822,182.40/1,233,273.60 = 538,747.20/x
  3. Step 3: Cross multiply
    822,182.40x = 1,233,273.60 × 538,747.20
  4. Step 4: Simplify right side
    822,182.40x = 664,422,698,833.92
  5. Step 5: Solve for x
    x = 664,422,698,833.92/822,182.40
  6. Step 6: Final answer
    x = 808,120.80

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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.