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Finding the Fourth Proportional to 174,940.10, 262,410.15 and 165,724.10

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Solution

The fourth proportional to 174,940.10, 262,410.15 and 165,724.10 is: 248,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,940.10 : 262,410.15 = 165,724.10 : x
  2. Step 2: Convert to fraction form
    174,940.10/262,410.15 = 165,724.10/x
  3. Step 3: Cross multiply
    174,940.10x = 262,410.15 × 165,724.10
  4. Step 4: Simplify right side
    174,940.10x = 43,487,685,939.62
  5. Step 5: Solve for x
    x = 43,487,685,939.62/174,940.10
  6. Step 6: Final answer
    x = 248,586.15

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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.