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Finding the Fourth Proportional to 2,883,136.77, 3,978,811.80 and 1,594,060.38

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Solution

The fourth proportional to 2,883,136.77, 3,978,811.80 and 1,594,060.38 is: 2,199,849.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,136.77 : 3,978,811.80 = 1,594,060.38 : x
  2. Step 2: Convert to fraction form
    2,883,136.77/3,978,811.80 = 1,594,060.38/x
  3. Step 3: Cross multiply
    2,883,136.77x = 3,978,811.80 × 1,594,060.38
  4. Step 4: Simplify right side
    2,883,136.77x = 6,342,466,249,856.48
  5. Step 5: Solve for x
    x = 6,342,466,249,856.48/2,883,136.77
  6. Step 6: Final answer
    x = 2,199,849.25

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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.