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Finding the Fourth Proportional to 365,315.60, 548,059.80 and 115,997.60

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Solution

The fourth proportional to 365,315.60, 548,059.80 and 115,997.60 is: 174,023.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,315.60 : 548,059.80 = 115,997.60 : x
  2. Step 2: Convert to fraction form
    365,315.60/548,059.80 = 115,997.60/x
  3. Step 3: Cross multiply
    365,315.60x = 548,059.80 × 115,997.60
  4. Step 4: Simplify right side
    365,315.60x = 63,573,621,456.48
  5. Step 5: Solve for x
    x = 63,573,621,456.48/365,315.60
  6. Step 6: Final answer
    x = 174,023.83

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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.