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Finding the Fourth Proportional to 1,232,019, 1,848,765.78 and 531,603

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Solution

The fourth proportional to 1,232,019, 1,848,765.78 and 531,603 is: 797,722.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,019 : 1,848,765.78 = 531,603 : x
  2. Step 2: Convert to fraction form
    1,232,019/1,848,765.78 = 531,603/x
  3. Step 3: Cross multiply
    1,232,019x = 1,848,765.78 × 531,603
  4. Step 4: Simplify right side
    1,232,019x = 982,809,434,945.34
  5. Step 5: Solve for x
    x = 982,809,434,945.34/1,232,019
  6. Step 6: Final answer
    x = 797,722.63

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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.