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Finding the Fourth Proportional to 217,331.60, 325,608.60 and 183,894.80

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Solution

The fourth proportional to 217,331.60, 325,608.60 and 183,894.80 is: 275,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,331.60 : 325,608.60 = 183,894.80 : x
  2. Step 2: Convert to fraction form
    217,331.60/325,608.60 = 183,894.80/x
  3. Step 3: Cross multiply
    217,331.60x = 325,608.60 × 183,894.80
  4. Step 4: Simplify right side
    217,331.60x = 59,877,728,375.28
  5. Step 5: Solve for x
    x = 59,877,728,375.28/217,331.60
  6. Step 6: Final answer
    x = 275,513.22

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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.