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Finding the Fourth Proportional to 539,745.28, 809,295.36 and 184,641.28

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Solution

The fourth proportional to 539,745.28, 809,295.36 and 184,641.28 is: 276,851.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,745.28 : 809,295.36 = 184,641.28 : x
  2. Step 2: Convert to fraction form
    539,745.28/809,295.36 = 184,641.28/x
  3. Step 3: Cross multiply
    539,745.28x = 809,295.36 × 184,641.28
  4. Step 4: Simplify right side
    539,745.28x = 149,429,331,168.46
  5. Step 5: Solve for x
    x = 149,429,331,168.46/539,745.28
  6. Step 6: Final answer
    x = 276,851.58

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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.