Home / 705,781.80-1,058,672.70-173,295.90

Finding the Fourth Proportional to 705,781.80, 1,058,672.70 and 173,295.90

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Solution

The fourth proportional to 705,781.80, 1,058,672.70 and 173,295.90 is: 259,943.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,781.80 : 1,058,672.70 = 173,295.90 : x
  2. Step 2: Convert to fraction form
    705,781.80/1,058,672.70 = 173,295.90/x
  3. Step 3: Cross multiply
    705,781.80x = 1,058,672.70 × 173,295.90
  4. Step 4: Simplify right side
    705,781.80x = 183,463,638,351.93
  5. Step 5: Solve for x
    x = 183,463,638,351.93/705,781.80
  6. Step 6: Final answer
    x = 259,943.85

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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.