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Finding the Fourth Proportional to 434,084.94, 599,043.96 and 250,222.05

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Solution

The fourth proportional to 434,084.94, 599,043.96 and 250,222.05 is: 345,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,084.94 : 599,043.96 = 250,222.05 : x
  2. Step 2: Convert to fraction form
    434,084.94/599,043.96 = 250,222.05/x
  3. Step 3: Cross multiply
    434,084.94x = 599,043.96 × 250,222.05
  4. Step 4: Simplify right side
    434,084.94x = 149,894,007,711.32
  5. Step 5: Solve for x
    x = 149,894,007,711.32/434,084.94
  6. Step 6: Final answer
    x = 345,310.32

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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.