Home / 705,692.76-1,058,205.51-273,612.39

Finding the Fourth Proportional to 705,692.76, 1,058,205.51 and 273,612.39

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Solution

The fourth proportional to 705,692.76, 1,058,205.51 and 273,612.39 is: 410,289.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,692.76 : 1,058,205.51 = 273,612.39 : x
  2. Step 2: Convert to fraction form
    705,692.76/1,058,205.51 = 273,612.39/x
  3. Step 3: Cross multiply
    705,692.76x = 1,058,205.51 × 273,612.39
  4. Step 4: Simplify right side
    705,692.76x = 289,538,138,702.27
  5. Step 5: Solve for x
    x = 289,538,138,702.27/705,692.76
  6. Step 6: Final answer
    x = 410,289.23

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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.