Home / 628,083.76-941,983.98-178,794.64

Finding the Fourth Proportional to 628,083.76, 941,983.98 and 178,794.64

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Solution

The fourth proportional to 628,083.76, 941,983.98 and 178,794.64 is: 268,151.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,083.76 : 941,983.98 = 178,794.64 : x
  2. Step 2: Convert to fraction form
    628,083.76/941,983.98 = 178,794.64/x
  3. Step 3: Cross multiply
    628,083.76x = 941,983.98 × 178,794.64
  4. Step 4: Simplify right side
    628,083.76x = 168,421,686,589.87
  5. Step 5: Solve for x
    x = 168,421,686,589.87/628,083.76
  6. Step 6: Final answer
    x = 268,151.63

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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.