Home / 705,722.16-1,058,623.80-200,243.58

Finding the Fourth Proportional to 705,722.16, 1,058,623.80 and 200,243.58

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Solution

The fourth proportional to 705,722.16, 1,058,623.80 and 200,243.58 is: 300,376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,722.16 : 1,058,623.80 = 200,243.58 : x
  2. Step 2: Convert to fraction form
    705,722.16/1,058,623.80 = 200,243.58/x
  3. Step 3: Cross multiply
    705,722.16x = 1,058,623.80 × 200,243.58
  4. Step 4: Simplify right side
    705,722.16x = 211,982,619,585.20
  5. Step 5: Solve for x
    x = 211,982,619,585.20/705,722.16
  6. Step 6: Final answer
    x = 300,376.88

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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.