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Finding the Fourth Proportional to 230,610.26, 345,925.75 and 70,674.48

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Solution

The fourth proportional to 230,610.26, 345,925.75 and 70,674.48 is: 106,014.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,610.26 : 345,925.75 = 70,674.48 : x
  2. Step 2: Convert to fraction form
    230,610.26/345,925.75 = 70,674.48/x
  3. Step 3: Cross multiply
    230,610.26x = 345,925.75 × 70,674.48
  4. Step 4: Simplify right side
    230,610.26x = 24,448,122,499.86
  5. Step 5: Solve for x
    x = 24,448,122,499.86/230,610.26
  6. Step 6: Final answer
    x = 106,014.90

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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.