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Finding the Fourth Proportional to 452,769.44, 624,804.24 and 251,578.40

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Solution

The fourth proportional to 452,769.44, 624,804.24 and 251,578.40 is: 347,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,769.44 : 624,804.24 = 251,578.40 : x
  2. Step 2: Convert to fraction form
    452,769.44/624,804.24 = 251,578.40/x
  3. Step 3: Cross multiply
    452,769.44x = 624,804.24 × 251,578.40
  4. Step 4: Simplify right side
    452,769.44x = 157,187,251,012.42
  5. Step 5: Solve for x
    x = 157,187,251,012.42/452,769.44
  6. Step 6: Final answer
    x = 347,168.42

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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.