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Finding the Fourth Proportional to 365,414.58, 548,166.42 and 154,981.44

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Solution

The fourth proportional to 365,414.58, 548,166.42 and 154,981.44 is: 232,491.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,414.58 : 548,166.42 = 154,981.44 : x
  2. Step 2: Convert to fraction form
    365,414.58/548,166.42 = 154,981.44/x
  3. Step 3: Cross multiply
    365,414.58x = 548,166.42 × 154,981.44
  4. Step 4: Simplify right side
    365,414.58x = 84,955,621,131.24
  5. Step 5: Solve for x
    x = 84,955,621,131.24/365,414.58
  6. Step 6: Final answer
    x = 232,491.05

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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.