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Finding the Fourth Proportional to 300,325.58, 450,355.52 and 89,924.30

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Solution

The fourth proportional to 300,325.58, 450,355.52 and 89,924.30 is: 134,846.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,325.58 : 450,355.52 = 89,924.30 : x
  2. Step 2: Convert to fraction form
    300,325.58/450,355.52 = 89,924.30/x
  3. Step 3: Cross multiply
    300,325.58x = 450,355.52 × 89,924.30
  4. Step 4: Simplify right side
    300,325.58x = 40,497,902,185.74
  5. Step 5: Solve for x
    x = 40,497,902,185.74/300,325.58
  6. Step 6: Final answer
    x = 134,846.66

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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.