Home / 705,404.40-1,058,106.60-694,906.80

Finding the Fourth Proportional to 705,404.40, 1,058,106.60 and 694,906.80

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Solution

The fourth proportional to 705,404.40, 1,058,106.60 and 694,906.80 is: 1,042,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,404.40 : 1,058,106.60 = 694,906.80 : x
  2. Step 2: Convert to fraction form
    705,404.40/1,058,106.60 = 694,906.80/x
  3. Step 3: Cross multiply
    705,404.40x = 1,058,106.60 × 694,906.80
  4. Step 4: Simplify right side
    705,404.40x = 735,285,471,464.88
  5. Step 5: Solve for x
    x = 735,285,471,464.88/705,404.40
  6. Step 6: Final answer
    x = 1,042,360.20

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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.