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Finding the Fourth Proportional to 434,178.54, 599,210.73 and 250,424.37

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Solution

The fourth proportional to 434,178.54, 599,210.73 and 250,424.37 is: 345,611.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,178.54 : 599,210.73 = 250,424.37 : x
  2. Step 2: Convert to fraction form
    434,178.54/599,210.73 = 250,424.37/x
  3. Step 3: Cross multiply
    434,178.54x = 599,210.73 × 250,424.37
  4. Step 4: Simplify right side
    434,178.54x = 150,056,969,557.49
  5. Step 5: Solve for x
    x = 150,056,969,557.49/434,178.54
  6. Step 6: Final answer
    x = 345,611.21

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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.