Home / 682,372.80-1,023,559.20-416,652.30

Finding the Fourth Proportional to 682,372.80, 1,023,559.20 and 416,652.30

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Solution

The fourth proportional to 682,372.80, 1,023,559.20 and 416,652.30 is: 624,978.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,372.80 : 1,023,559.20 = 416,652.30 : x
  2. Step 2: Convert to fraction form
    682,372.80/1,023,559.20 = 416,652.30/x
  3. Step 3: Cross multiply
    682,372.80x = 1,023,559.20 × 416,652.30
  4. Step 4: Simplify right side
    682,372.80x = 426,468,294,866.16
  5. Step 5: Solve for x
    x = 426,468,294,866.16/682,372.80
  6. Step 6: Final answer
    x = 624,978.45

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Similar ratio
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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.