Home / 698,734.80-1,048,102.20-610,161.30

Finding the Fourth Proportional to 698,734.80, 1,048,102.20 and 610,161.30

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Solution

The fourth proportional to 698,734.80, 1,048,102.20 and 610,161.30 is: 915,241.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,734.80 : 1,048,102.20 = 610,161.30 : x
  2. Step 2: Convert to fraction form
    698,734.80/1,048,102.20 = 610,161.30/x
  3. Step 3: Cross multiply
    698,734.80x = 1,048,102.20 × 610,161.30
  4. Step 4: Simplify right side
    698,734.80x = 639,511,400,884.86
  5. Step 5: Solve for x
    x = 639,511,400,884.86/698,734.80
  6. Step 6: Final answer
    x = 915,241.95

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Similar ratio
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1.5x scale

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.