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Finding the Fourth Proportional to 5,054,726.97, 7,583,419.94 and 1,816,591.77

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Solution

The fourth proportional to 5,054,726.97, 7,583,419.94 and 1,816,591.77 is: 2,725,365.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054,726.97 : 7,583,419.94 = 1,816,591.77 : x
  2. Step 2: Convert to fraction form
    5,054,726.97/7,583,419.94 = 1,816,591.77/x
  3. Step 3: Cross multiply
    5,054,726.97x = 7,583,419.94 × 1,816,591.77
  4. Step 4: Simplify right side
    5,054,726.97x = 13,775,978,242,374.93
  5. Step 5: Solve for x
    x = 13,775,978,242,374.93/5,054,726.97
  6. Step 6: Final answer
    x = 2,725,365.45

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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.