Home / 628,453.44-942,827.82-207,729.33

Finding the Fourth Proportional to 628,453.44, 942,827.82 and 207,729.33

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Solution

The fourth proportional to 628,453.44, 942,827.82 and 207,729.33 is: 311,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,453.44 : 942,827.82 = 207,729.33 : x
  2. Step 2: Convert to fraction form
    628,453.44/942,827.82 = 207,729.33/x
  3. Step 3: Cross multiply
    628,453.44x = 942,827.82 × 207,729.33
  4. Step 4: Simplify right side
    628,453.44x = 195,852,991,353.96
  5. Step 5: Solve for x
    x = 195,852,991,353.96/628,453.44
  6. Step 6: Final answer
    x = 311,642.80

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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.