Home / 451,163.40-622,603.50-247,214.04

Finding the Fourth Proportional to 451,163.40, 622,603.50 and 247,214.04

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Solution

The fourth proportional to 451,163.40, 622,603.50 and 247,214.04 is: 341,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,163.40 : 622,603.50 = 247,214.04 : x
  2. Step 2: Convert to fraction form
    451,163.40/622,603.50 = 247,214.04/x
  3. Step 3: Cross multiply
    451,163.40x = 622,603.50 × 247,214.04
  4. Step 4: Simplify right side
    451,163.40x = 153,916,326,553.14
  5. Step 5: Solve for x
    x = 153,916,326,553.14/451,163.40
  6. Step 6: Final answer
    x = 341,154.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.