Home / 955,393.92-1,432,776.96-422,903.52

Finding the Fourth Proportional to 955,393.92, 1,432,776.96 and 422,903.52

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Solution

The fourth proportional to 955,393.92, 1,432,776.96 and 422,903.52 is: 634,216.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,393.92 : 1,432,776.96 = 422,903.52 : x
  2. Step 2: Convert to fraction form
    955,393.92/1,432,776.96 = 422,903.52/x
  3. Step 3: Cross multiply
    955,393.92x = 1,432,776.96 × 422,903.52
  4. Step 4: Simplify right side
    955,393.92x = 605,926,419,758.90
  5. Step 5: Solve for x
    x = 605,926,419,758.90/955,393.92
  6. Step 6: Final answer
    x = 634,216.32

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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.