Home / 766,853.12-1,058,132.83-444,500.24

Finding the Fourth Proportional to 766,853.12, 1,058,132.83 and 444,500.24

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Solution

The fourth proportional to 766,853.12, 1,058,132.83 and 444,500.24 is: 613,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,853.12 : 1,058,132.83 = 444,500.24 : x
  2. Step 2: Convert to fraction form
    766,853.12/1,058,132.83 = 444,500.24/x
  3. Step 3: Cross multiply
    766,853.12x = 1,058,132.83 × 444,500.24
  4. Step 4: Simplify right side
    766,853.12x = 470,340,296,886.88
  5. Step 5: Solve for x
    x = 470,340,296,886.88/766,853.12
  6. Step 6: Final answer
    x = 613,338.18

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.