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Finding the Fourth Proportional to 2,975,764.40, 4,463,819.40 and 846,004.40

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Solution

The fourth proportional to 2,975,764.40, 4,463,819.40 and 846,004.40 is: 1,269,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975,764.40 : 4,463,819.40 = 846,004.40 : x
  2. Step 2: Convert to fraction form
    2,975,764.40/4,463,819.40 = 846,004.40/x
  3. Step 3: Cross multiply
    2,975,764.40x = 4,463,819.40 × 846,004.40
  4. Step 4: Simplify right side
    2,975,764.40x = 3,776,410,853,205.36
  5. Step 5: Solve for x
    x = 3,776,410,853,205.36/2,975,764.40
  6. Step 6: Final answer
    x = 1,269,055.73

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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.