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Finding the Fourth Proportional to 550,236.96, 825,588.72 and 300,627.36

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Solution

The fourth proportional to 550,236.96, 825,588.72 and 300,627.36 is: 451,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,236.96 : 825,588.72 = 300,627.36 : x
  2. Step 2: Convert to fraction form
    550,236.96/825,588.72 = 300,627.36/x
  3. Step 3: Cross multiply
    550,236.96x = 825,588.72 × 300,627.36
  4. Step 4: Simplify right side
    550,236.96x = 248,194,557,339.38
  5. Step 5: Solve for x
    x = 248,194,557,339.38/550,236.96
  6. Step 6: Final answer
    x = 451,068.49

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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.