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Finding the Fourth Proportional to 366,759.55, 550,080.27 and 100,457.78

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Solution

The fourth proportional to 366,759.55, 550,080.27 and 100,457.78 is: 150,670.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,759.55 : 550,080.27 = 100,457.78 : x
  2. Step 2: Convert to fraction form
    366,759.55/550,080.27 = 100,457.78/x
  3. Step 3: Cross multiply
    366,759.55x = 550,080.27 × 100,457.78
  4. Step 4: Simplify right side
    366,759.55x = 55,259,842,746.00
  5. Step 5: Solve for x
    x = 55,259,842,746.00/366,759.55
  6. Step 6: Final answer
    x = 150,670.50

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.