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Finding the Fourth Proportional to 3,584,347.98, 5,374,314.72 and 1,760,393.22

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Solution

The fourth proportional to 3,584,347.98, 5,374,314.72 and 1,760,393.22 is: 2,639,505.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584,347.98 : 5,374,314.72 = 1,760,393.22 : x
  2. Step 2: Convert to fraction form
    3,584,347.98/5,374,314.72 = 1,760,393.22/x
  3. Step 3: Cross multiply
    3,584,347.98x = 5,374,314.72 × 1,760,393.22
  4. Step 4: Simplify right side
    3,584,347.98x = 9,460,907,195,234.20
  5. Step 5: Solve for x
    x = 9,460,907,195,234.20/3,584,347.98
  6. Step 6: Final answer
    x = 2,639,505.78

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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.