Home / 705,967.20-1,058,950.80-306,799.20

Finding the Fourth Proportional to 705,967.20, 1,058,950.80 and 306,799.20

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Solution

The fourth proportional to 705,967.20, 1,058,950.80 and 306,799.20 is: 460,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,967.20 : 1,058,950.80 = 306,799.20 : x
  2. Step 2: Convert to fraction form
    705,967.20/1,058,950.80 = 306,799.20/x
  3. Step 3: Cross multiply
    705,967.20x = 1,058,950.80 × 306,799.20
  4. Step 4: Simplify right side
    705,967.20x = 324,885,258,279.36
  5. Step 5: Solve for x
    x = 324,885,258,279.36/705,967.20
  6. Step 6: Final answer
    x = 460,198.80

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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.