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Finding the Fourth Proportional to 371,082, 556,659.46 and 104,844.60

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Solution

The fourth proportional to 371,082, 556,659.46 and 104,844.60 is: 157,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,082 : 556,659.46 = 104,844.60 : x
  2. Step 2: Convert to fraction form
    371,082/556,659.46 = 104,844.60/x
  3. Step 3: Cross multiply
    371,082x = 556,659.46 × 104,844.60
  4. Step 4: Simplify right side
    371,082x = 58,362,738,419.92
  5. Step 5: Solve for x
    x = 58,362,738,419.92/371,082
  6. Step 6: Final answer
    x = 157,277.20

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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.