Home / 807,559.60-1,211,339.40-246,593.20

Finding the Fourth Proportional to 807,559.60, 1,211,339.40 and 246,593.20

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Solution

The fourth proportional to 807,559.60, 1,211,339.40 and 246,593.20 is: 369,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,559.60 : 1,211,339.40 = 246,593.20 : x
  2. Step 2: Convert to fraction form
    807,559.60/1,211,339.40 = 246,593.20/x
  3. Step 3: Cross multiply
    807,559.60x = 1,211,339.40 × 246,593.20
  4. Step 4: Simplify right side
    807,559.60x = 298,708,058,932.08
  5. Step 5: Solve for x
    x = 298,708,058,932.08/807,559.60
  6. Step 6: Final answer
    x = 369,889.80

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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.