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Finding the Fourth Proportional to 1,984,933.53, 2,977,418.25 and 564,988.95

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Solution

The fourth proportional to 1,984,933.53, 2,977,418.25 and 564,988.95 is: 847,488.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,933.53 : 2,977,418.25 = 564,988.95 : x
  2. Step 2: Convert to fraction form
    1,984,933.53/2,977,418.25 = 564,988.95/x
  3. Step 3: Cross multiply
    1,984,933.53x = 2,977,418.25 × 564,988.95
  4. Step 4: Simplify right side
    1,984,933.53x = 1,682,208,410,778.34
  5. Step 5: Solve for x
    x = 1,682,208,410,778.34/1,984,933.53
  6. Step 6: Final answer
    x = 847,488.54

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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.