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Finding the Fourth Proportional to 17,183,816.40, 25,775,141.40 and 4,404,446.40

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Solution

The fourth proportional to 17,183,816.40, 25,775,141.40 and 4,404,446.40 is: 6,606,520.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,183,816.40 : 25,775,141.40 = 4,404,446.40 : x
  2. Step 2: Convert to fraction form
    17,183,816.40/25,775,141.40 = 4,404,446.40/x
  3. Step 3: Cross multiply
    17,183,816.40x = 25,775,141.40 × 4,404,446.40
  4. Step 4: Simplify right side
    17,183,816.40x = 113,525,228,748,720.97
  5. Step 5: Solve for x
    x = 113,525,228,748,720.97/17,183,816.40
  6. Step 6: Final answer
    x = 6,606,520.12

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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.