Home / 694,103.40-1,041,543.90-294,676.20

Finding the Fourth Proportional to 694,103.40, 1,041,543.90 and 294,676.20

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Solution

The fourth proportional to 694,103.40, 1,041,543.90 and 294,676.20 is: 442,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,103.40 : 1,041,543.90 = 294,676.20 : x
  2. Step 2: Convert to fraction form
    694,103.40/1,041,543.90 = 294,676.20/x
  3. Step 3: Cross multiply
    694,103.40x = 1,041,543.90 × 294,676.20
  4. Step 4: Simplify right side
    694,103.40x = 306,918,198,585.18
  5. Step 5: Solve for x
    x = 306,918,198,585.18/694,103.40
  6. Step 6: Final answer
    x = 442,179.36

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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.