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Finding the Fourth Proportional to 366,984.52, 550,477.62 and 100,748.68

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Solution

The fourth proportional to 366,984.52, 550,477.62 and 100,748.68 is: 151,123.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984.52 : 550,477.62 = 100,748.68 : x
  2. Step 2: Convert to fraction form
    366,984.52/550,477.62 = 100,748.68/x
  3. Step 3: Cross multiply
    366,984.52x = 550,477.62 × 100,748.68
  4. Step 4: Simplify right side
    366,984.52x = 55,459,893,584.54
  5. Step 5: Solve for x
    x = 55,459,893,584.54/366,984.52
  6. Step 6: Final answer
    x = 151,123.25

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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.