Home / 804,940.40-1,207,556.40-404,573.60

Finding the Fourth Proportional to 804,940.40, 1,207,556.40 and 404,573.60

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Solution

The fourth proportional to 804,940.40, 1,207,556.40 and 404,573.60 is: 606,933.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,940.40 : 1,207,556.40 = 404,573.60 : x
  2. Step 2: Convert to fraction form
    804,940.40/1,207,556.40 = 404,573.60/x
  3. Step 3: Cross multiply
    804,940.40x = 1,207,556.40 × 404,573.60
  4. Step 4: Simplify right side
    804,940.40x = 488,545,439,951.04
  5. Step 5: Solve for x
    x = 488,545,439,951.04/804,940.40
  6. Step 6: Final answer
    x = 606,933.68

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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.