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Finding the Fourth Proportional to 187,244.40, 280,866.60 and 179,986.80

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Solution

The fourth proportional to 187,244.40, 280,866.60 and 179,986.80 is: 269,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,244.40 : 280,866.60 = 179,986.80 : x
  2. Step 2: Convert to fraction form
    187,244.40/280,866.60 = 179,986.80/x
  3. Step 3: Cross multiply
    187,244.40x = 280,866.60 × 179,986.80
  4. Step 4: Simplify right side
    187,244.40x = 50,552,280,560.88
  5. Step 5: Solve for x
    x = 50,552,280,560.88/187,244.40
  6. Step 6: Final answer
    x = 269,980.20

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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.