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Finding the Fourth Proportional to 356,099.63, 533,780.36 and 222,673.64

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Solution

The fourth proportional to 356,099.63, 533,780.36 and 222,673.64 is: 333,779.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,099.63 : 533,780.36 = 222,673.64 : x
  2. Step 2: Convert to fraction form
    356,099.63/533,780.36 = 222,673.64/x
  3. Step 3: Cross multiply
    356,099.63x = 533,780.36 × 222,673.64
  4. Step 4: Simplify right side
    356,099.63x = 118,858,814,608.34
  5. Step 5: Solve for x
    x = 118,858,814,608.34/356,099.63
  6. Step 6: Final answer
    x = 333,779.66

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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.