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Finding the Fourth Proportional to 230,609.26, 345,924.25 and 70,673.48

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Solution

The fourth proportional to 230,609.26, 345,924.25 and 70,673.48 is: 106,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,609.26 : 345,924.25 = 70,673.48 : x
  2. Step 2: Convert to fraction form
    230,609.26/345,924.25 = 70,673.48/x
  3. Step 3: Cross multiply
    230,609.26x = 345,924.25 × 70,673.48
  4. Step 4: Simplify right side
    230,609.26x = 24,447,668,657.59
  5. Step 5: Solve for x
    x = 24,447,668,657.59/230,609.26
  6. Step 6: Final answer
    x = 106,013.39

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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.