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Finding the Fourth Proportional to 222,745.26, 334,403.02 and 191,356.14

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Solution

The fourth proportional to 222,745.26, 334,403.02 and 191,356.14 is: 287,279.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,745.26 : 334,403.02 = 191,356.14 : x
  2. Step 2: Convert to fraction form
    222,745.26/334,403.02 = 191,356.14/x
  3. Step 3: Cross multiply
    222,745.26x = 334,403.02 × 191,356.14
  4. Step 4: Simplify right side
    222,745.26x = 63,990,071,111.54
  5. Step 5: Solve for x
    x = 63,990,071,111.54/222,745.26
  6. Step 6: Final answer
    x = 287,279.16

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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.