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Finding the Fourth Proportional to 10,693,804.80, 16,044,643.80 and 3,505,573.20

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Solution

The fourth proportional to 10,693,804.80, 16,044,643.80 and 3,505,573.20 is: 5,259,650.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693,804.80 : 16,044,643.80 = 3,505,573.20 : x
  2. Step 2: Convert to fraction form
    10,693,804.80/16,044,643.80 = 3,505,573.20/x
  3. Step 3: Cross multiply
    10,693,804.80x = 16,044,643.80 × 3,505,573.20
  4. Step 4: Simplify right side
    10,693,804.80x = 56,245,673,308,826.16
  5. Step 5: Solve for x
    x = 56,245,673,308,826.16/10,693,804.80
  6. Step 6: Final answer
    x = 5,259,650.27

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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.