Home / 804,013.09-1,109,540.23-441,460.40

Finding the Fourth Proportional to 804,013.09, 1,109,540.23 and 441,460.40

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Solution

The fourth proportional to 804,013.09, 1,109,540.23 and 441,460.40 is: 609,216.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,013.09 : 1,109,540.23 = 441,460.40 : x
  2. Step 2: Convert to fraction form
    804,013.09/1,109,540.23 = 441,460.40/x
  3. Step 3: Cross multiply
    804,013.09x = 1,109,540.23 × 441,460.40
  4. Step 4: Simplify right side
    804,013.09x = 489,818,067,100.54
  5. Step 5: Solve for x
    x = 489,818,067,100.54/804,013.09
  6. Step 6: Final answer
    x = 609,216.53

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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.