Home / 965,407.20-1,448,629.20-404,498.40

Finding the Fourth Proportional to 965,407.20, 1,448,629.20 and 404,498.40

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Solution

The fourth proportional to 965,407.20, 1,448,629.20 and 404,498.40 is: 606,964.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,407.20 : 1,448,629.20 = 404,498.40 : x
  2. Step 2: Convert to fraction form
    965,407.20/1,448,629.20 = 404,498.40/x
  3. Step 3: Cross multiply
    965,407.20x = 1,448,629.20 × 404,498.40
  4. Step 4: Simplify right side
    965,407.20x = 585,968,193,593.28
  5. Step 5: Solve for x
    x = 585,968,193,593.28/965,407.20
  6. Step 6: Final answer
    x = 606,964.81

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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.