Home / 275,233.20-412,849.80-117,477.60

Finding the Fourth Proportional to 275,233.20, 412,849.80 and 117,477.60

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Solution

The fourth proportional to 275,233.20, 412,849.80 and 117,477.60 is: 176,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,233.20 : 412,849.80 = 117,477.60 : x
  2. Step 2: Convert to fraction form
    275,233.20/412,849.80 = 117,477.60/x
  3. Step 3: Cross multiply
    275,233.20x = 412,849.80 × 117,477.60
  4. Step 4: Simplify right side
    275,233.20x = 48,500,603,664.48
  5. Step 5: Solve for x
    x = 48,500,603,664.48/275,233.20
  6. Step 6: Final answer
    x = 176,216.40

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1.5x scale

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.