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Finding the Fourth Proportional to 918,002.94, 1,377,237.99 and 539,244

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Solution

The fourth proportional to 918,002.94, 1,377,237.99 and 539,244 is: 809,003.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,002.94 : 1,377,237.99 = 539,244 : x
  2. Step 2: Convert to fraction form
    918,002.94/1,377,237.99 = 539,244/x
  3. Step 3: Cross multiply
    918,002.94x = 1,377,237.99 × 539,244
  4. Step 4: Simplify right side
    918,002.94x = 742,667,322,679.56
  5. Step 5: Solve for x
    x = 742,667,322,679.56/918,002.94
  6. Step 6: Final answer
    x = 809,003.21

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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.