Home / 1,003,241.76-1,384,474.32-550,557.60

Finding the Fourth Proportional to 1,003,241.76, 1,384,474.32 and 550,557.60

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Solution

The fourth proportional to 1,003,241.76, 1,384,474.32 and 550,557.60 is: 759,769.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,241.76 : 1,384,474.32 = 550,557.60 : x
  2. Step 2: Convert to fraction form
    1,003,241.76/1,384,474.32 = 550,557.60/x
  3. Step 3: Cross multiply
    1,003,241.76x = 1,384,474.32 × 550,557.60
  4. Step 4: Simplify right side
    1,003,241.76x = 762,232,858,880.83
  5. Step 5: Solve for x
    x = 762,232,858,880.83/1,003,241.76
  6. Step 6: Final answer
    x = 759,769.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.