Home / 885,245.44-1,221,556.80-503,197.60

Finding the Fourth Proportional to 885,245.44, 1,221,556.80 and 503,197.60

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Solution

The fourth proportional to 885,245.44, 1,221,556.80 and 503,197.60 is: 694,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,245.44 : 1,221,556.80 = 503,197.60 : x
  2. Step 2: Convert to fraction form
    885,245.44/1,221,556.80 = 503,197.60/x
  3. Step 3: Cross multiply
    885,245.44x = 1,221,556.80 × 503,197.60
  4. Step 4: Simplify right side
    885,245.44x = 614,684,450,023.68
  5. Step 5: Solve for x
    x = 614,684,450,023.68/885,245.44
  6. Step 6: Final answer
    x = 694,366.13

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Double scale
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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.