Home / 705,964.20-1,058,946.30-306,796.20

Finding the Fourth Proportional to 705,964.20, 1,058,946.30 and 306,796.20

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Solution

The fourth proportional to 705,964.20, 1,058,946.30 and 306,796.20 is: 460,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,964.20 : 1,058,946.30 = 306,796.20 : x
  2. Step 2: Convert to fraction form
    705,964.20/1,058,946.30 = 306,796.20/x
  3. Step 3: Cross multiply
    705,964.20x = 1,058,946.30 × 306,796.20
  4. Step 4: Simplify right side
    705,964.20x = 324,880,700,844.06
  5. Step 5: Solve for x
    x = 324,880,700,844.06/705,964.20
  6. Step 6: Final answer
    x = 460,194.30

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Double scale
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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.