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Finding the Fourth Proportional to 1,293,236.04, 1,939,907.52 and 494,576.04

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Solution

The fourth proportional to 1,293,236.04, 1,939,907.52 and 494,576.04 is: 741,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,236.04 : 1,939,907.52 = 494,576.04 : x
  2. Step 2: Convert to fraction form
    1,293,236.04/1,939,907.52 = 494,576.04/x
  3. Step 3: Cross multiply
    1,293,236.04x = 1,939,907.52 × 494,576.04
  4. Step 4: Simplify right side
    1,293,236.04x = 959,431,779,207.82
  5. Step 5: Solve for x
    x = 959,431,779,207.82/1,293,236.04
  6. Step 6: Final answer
    x = 741,884.50

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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.