Home / 548,745.03-822,946.23-324,045.36

Finding the Fourth Proportional to 548,745.03, 822,946.23 and 324,045.36

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Solution

The fourth proportional to 548,745.03, 822,946.23 and 324,045.36 is: 485,966.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,745.03 : 822,946.23 = 324,045.36 : x
  2. Step 2: Convert to fraction form
    548,745.03/822,946.23 = 324,045.36/x
  3. Step 3: Cross multiply
    548,745.03x = 822,946.23 × 324,045.36
  4. Step 4: Simplify right side
    548,745.03x = 266,671,907,360.99
  5. Step 5: Solve for x
    x = 266,671,907,360.99/548,745.03
  6. Step 6: Final answer
    x = 485,966.87

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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.