Home / 1,204,007.24-1,661,561.70-680,676.20

Finding the Fourth Proportional to 1,204,007.24, 1,661,561.70 and 680,676.20

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Solution

The fourth proportional to 1,204,007.24, 1,661,561.70 and 680,676.20 is: 939,351.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,007.24 : 1,661,561.70 = 680,676.20 : x
  2. Step 2: Convert to fraction form
    1,204,007.24/1,661,561.70 = 680,676.20/x
  3. Step 3: Cross multiply
    1,204,007.24x = 1,661,561.70 × 680,676.20
  4. Step 4: Simplify right side
    1,204,007.24x = 1,130,985,504,021.54
  5. Step 5: Solve for x
    x = 1,130,985,504,021.54/1,204,007.24
  6. Step 6: Final answer
    x = 939,351.08

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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.