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Finding the Fourth Proportional to 5,627,813.51, 8,441,723.55 and 3,952,396.55

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Solution

The fourth proportional to 5,627,813.51, 8,441,723.55 and 3,952,396.55 is: 5,928,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627,813.51 : 8,441,723.55 = 3,952,396.55 : x
  2. Step 2: Convert to fraction form
    5,627,813.51/8,441,723.55 = 3,952,396.55/x
  3. Step 3: Cross multiply
    5,627,813.51x = 8,441,723.55 × 3,952,396.55
  4. Step 4: Simplify right side
    5,627,813.51x = 33,365,039,035,073.75
  5. Step 5: Solve for x
    x = 33,365,039,035,073.75/5,627,813.51
  6. Step 6: Final answer
    x = 5,928,597.13

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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.