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Finding the Fourth Proportional to 300,457.14, 450,579.09 and 110,877.03

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Solution

The fourth proportional to 300,457.14, 450,579.09 and 110,877.03 is: 166,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,457.14 : 450,579.09 = 110,877.03 : x
  2. Step 2: Convert to fraction form
    300,457.14/450,579.09 = 110,877.03/x
  3. Step 3: Cross multiply
    300,457.14x = 450,579.09 × 110,877.03
  4. Step 4: Simplify right side
    300,457.14x = 49,958,871,279.30
  5. Step 5: Solve for x
    x = 49,958,871,279.30/300,457.14
  6. Step 6: Final answer
    x = 166,276.20

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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.