Home / 825,031.50-1,237,548.23-225,997.83

Finding the Fourth Proportional to 825,031.50, 1,237,548.23 and 225,997.83

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Solution

The fourth proportional to 825,031.50, 1,237,548.23 and 225,997.83 is: 338,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,031.50 : 1,237,548.23 = 225,997.83 : x
  2. Step 2: Convert to fraction form
    825,031.50/1,237,548.23 = 225,997.83/x
  3. Step 3: Cross multiply
    825,031.50x = 1,237,548.23 × 225,997.83
  4. Step 4: Simplify right side
    825,031.50x = 279,683,214,500.34
  5. Step 5: Solve for x
    x = 279,683,214,500.34/825,031.50
  6. Step 6: Final answer
    x = 338,997.01

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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.