Home / 682,635.10-1,022,647.05-366,987.10

Finding the Fourth Proportional to 682,635.10, 1,022,647.05 and 366,987.10

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Solution

The fourth proportional to 682,635.10, 1,022,647.05 and 366,987.10 is: 549,778.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,635.10 : 1,022,647.05 = 366,987.10 : x
  2. Step 2: Convert to fraction form
    682,635.10/1,022,647.05 = 366,987.10/x
  3. Step 3: Cross multiply
    682,635.10x = 1,022,647.05 × 366,987.10
  4. Step 4: Simplify right side
    682,635.10x = 375,298,275,203.06
  5. Step 5: Solve for x
    x = 375,298,275,203.06/682,635.10
  6. Step 6: Final answer
    x = 549,778.75

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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.