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Finding the Fourth Proportional to 230,610.76, 345,926.50 and 70,674.98

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Solution

The fourth proportional to 230,610.76, 345,926.50 and 70,674.98 is: 106,015.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,610.76 : 345,926.50 = 70,674.98 : x
  2. Step 2: Convert to fraction form
    230,610.76/345,926.50 = 70,674.98/x
  3. Step 3: Cross multiply
    230,610.76x = 345,926.50 × 70,674.98
  4. Step 4: Simplify right side
    230,610.76x = 24,448,346,562.65
  5. Step 5: Solve for x
    x = 24,448,346,562.65/230,610.76
  6. Step 6: Final answer
    x = 106,015.64

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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.