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Finding the Fourth Proportional to 454,027.60, 680,004.60 and 267,403.60

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Solution

The fourth proportional to 454,027.60, 680,004.60 and 267,403.60 is: 400,494.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,027.60 : 680,004.60 = 267,403.60 : x
  2. Step 2: Convert to fraction form
    454,027.60/680,004.60 = 267,403.60/x
  3. Step 3: Cross multiply
    454,027.60x = 680,004.60 × 267,403.60
  4. Step 4: Simplify right side
    454,027.60x = 181,835,678,056.56
  5. Step 5: Solve for x
    x = 181,835,678,056.56/454,027.60
  6. Step 6: Final answer
    x = 400,494.77

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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.