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Finding the Fourth Proportional to 308,971.55, 463,730.70 and 182,453.60

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Solution

The fourth proportional to 308,971.55, 463,730.70 and 182,453.60 is: 273,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,971.55 : 463,730.70 = 182,453.60 : x
  2. Step 2: Convert to fraction form
    308,971.55/463,730.70 = 182,453.60/x
  3. Step 3: Cross multiply
    308,971.55x = 463,730.70 × 182,453.60
  4. Step 4: Simplify right side
    308,971.55x = 84,609,335,645.52
  5. Step 5: Solve for x
    x = 84,609,335,645.52/308,971.55
  6. Step 6: Final answer
    x = 273,841.83

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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.