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Finding the Fourth Proportional to 275,600.08, 380,369.70 and 168,232.60

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Solution

The fourth proportional to 275,600.08, 380,369.70 and 168,232.60 is: 232,186.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,600.08 : 380,369.70 = 168,232.60 : x
  2. Step 2: Convert to fraction form
    275,600.08/380,369.70 = 168,232.60/x
  3. Step 3: Cross multiply
    275,600.08x = 380,369.70 × 168,232.60
  4. Step 4: Simplify right side
    275,600.08x = 63,990,583,592.22
  5. Step 5: Solve for x
    x = 63,990,583,592.22/275,600.08
  6. Step 6: Final answer
    x = 232,186.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.