Home / 854,196.13-1,278,655.21-468,981.60

Finding the Fourth Proportional to 854,196.13, 1,278,655.21 and 468,981.60

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Solution

The fourth proportional to 854,196.13, 1,278,655.21 and 468,981.60 is: 702,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,196.13 : 1,278,655.21 = 468,981.60 : x
  2. Step 2: Convert to fraction form
    854,196.13/1,278,655.21 = 468,981.60/x
  3. Step 3: Cross multiply
    854,196.13x = 1,278,655.21 × 468,981.60
  4. Step 4: Simplify right side
    854,196.13x = 599,665,766,234.14
  5. Step 5: Solve for x
    x = 599,665,766,234.14/854,196.13
  6. Step 6: Final answer
    x = 702,023.51

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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.