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Finding the Fourth Proportional to 958,948.80, 1,439,200.80 and 927,844.80

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Solution

The fourth proportional to 958,948.80, 1,439,200.80 and 927,844.80 is: 1,392,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,948.80 : 1,439,200.80 = 927,844.80 : x
  2. Step 2: Convert to fraction form
    958,948.80/1,439,200.80 = 927,844.80/x
  3. Step 3: Cross multiply
    958,948.80x = 1,439,200.80 × 927,844.80
  4. Step 4: Simplify right side
    958,948.80x = 1,335,354,978,435.84
  5. Step 5: Solve for x
    x = 1,335,354,978,435.84/958,948.80
  6. Step 6: Final answer
    x = 1,392,519.58

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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.