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Finding the Fourth Proportional to 288,028.17, 397,550.03 and 174,945.69

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Solution

The fourth proportional to 288,028.17, 397,550.03 and 174,945.69 is: 241,468.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,028.17 : 397,550.03 = 174,945.69 : x
  2. Step 2: Convert to fraction form
    288,028.17/397,550.03 = 174,945.69/x
  3. Step 3: Cross multiply
    288,028.17x = 397,550.03 × 174,945.69
  4. Step 4: Simplify right side
    288,028.17x = 69,549,663,433.14
  5. Step 5: Solve for x
    x = 69,549,663,433.14/288,028.17
  6. Step 6: Final answer
    x = 241,468.27

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1.5x scale

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.