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Finding the Fourth Proportional to 416,754.72, 574,743.60 and 273,460.32

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Solution

The fourth proportional to 416,754.72, 574,743.60 and 273,460.32 is: 377,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,754.72 : 574,743.60 = 273,460.32 : x
  2. Step 2: Convert to fraction form
    416,754.72/574,743.60 = 273,460.32/x
  3. Step 3: Cross multiply
    416,754.72x = 574,743.60 × 273,460.32
  4. Step 4: Simplify right side
    416,754.72x = 157,169,568,773.95
  5. Step 5: Solve for x
    x = 157,169,568,773.95/416,754.72
  6. Step 6: Final answer
    x = 377,127.27

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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.