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Finding the Fourth Proportional to 170,126,400.60, 255,189,600.90 and 170,126,400.60

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Solution

The fourth proportional to 170,126,400.60, 255,189,600.90 and 170,126,400.60 is: 255,189,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,126,400.60 : 255,189,600.90 = 170,126,400.60 : x
  2. Step 2: Convert to fraction form
    170,126,400.60/255,189,600.90 = 170,126,400.60/x
  3. Step 3: Cross multiply
    170,126,400.60x = 255,189,600.90 × 170,126,400.60
  4. Step 4: Simplify right side
    170,126,400.60x = 43,414,488,271,667,520
  5. Step 5: Solve for x
    x = 43,414,488,271,667,520/170,126,400.60
  6. Step 6: Final answer
    x = 255,189,600.90

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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.