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Finding the Fourth Proportional to 365,817.60, 548,726.40 and 327,110.40

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Solution

The fourth proportional to 365,817.60, 548,726.40 and 327,110.40 is: 490,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,817.60 : 548,726.40 = 327,110.40 : x
  2. Step 2: Convert to fraction form
    365,817.60/548,726.40 = 327,110.40/x
  3. Step 3: Cross multiply
    365,817.60x = 548,726.40 × 327,110.40
  4. Step 4: Simplify right side
    365,817.60x = 179,494,112,194.56
  5. Step 5: Solve for x
    x = 179,494,112,194.56/365,817.60
  6. Step 6: Final answer
    x = 490,665.60

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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.