Home / 825,031-1,237,547.48-225,997.33

Finding the Fourth Proportional to 825,031, 1,237,547.48 and 225,997.33

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Solution

The fourth proportional to 825,031, 1,237,547.48 and 225,997.33 is: 338,996.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,031 : 1,237,547.48 = 225,997.33 : x
  2. Step 2: Convert to fraction form
    825,031/1,237,547.48 = 225,997.33/x
  3. Step 3: Cross multiply
    825,031x = 1,237,547.48 × 225,997.33
  4. Step 4: Simplify right side
    825,031x = 279,682,420,040.49
  5. Step 5: Solve for x
    x = 279,682,420,040.49/825,031
  6. Step 6: Final answer
    x = 338,996.26

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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.