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Finding the Fourth Proportional to 1,866,747.53, 2,575,914.41 and 1,050,936.39

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Solution

The fourth proportional to 1,866,747.53, 2,575,914.41 and 1,050,936.39 is: 1,450,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,747.53 : 2,575,914.41 = 1,050,936.39 : x
  2. Step 2: Convert to fraction form
    1,866,747.53/2,575,914.41 = 1,050,936.39/x
  3. Step 3: Cross multiply
    1,866,747.53x = 2,575,914.41 × 1,050,936.39
  4. Step 4: Simplify right side
    1,866,747.53x = 2,707,122,193,621.72
  5. Step 5: Solve for x
    x = 2,707,122,193,621.72/1,866,747.53
  6. Step 6: Final answer
    x = 1,450,181.21

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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.