Home / 744,250.50-1,027,034.67-421,982.37

Finding the Fourth Proportional to 744,250.50, 1,027,034.67 and 421,982.37

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Solution

The fourth proportional to 744,250.50, 1,027,034.67 and 421,982.37 is: 582,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,250.50 : 1,027,034.67 = 421,982.37 : x
  2. Step 2: Convert to fraction form
    744,250.50/1,027,034.67 = 421,982.37/x
  3. Step 3: Cross multiply
    744,250.50x = 1,027,034.67 × 421,982.37
  4. Step 4: Simplify right side
    744,250.50x = 433,390,524,118.77
  5. Step 5: Solve for x
    x = 433,390,524,118.77/744,250.50
  6. Step 6: Final answer
    x = 582,318.08

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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.