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Finding the Fourth Proportional to 5,535,896.40, 8,303,844.60 and 1,546,808.40

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Solution

The fourth proportional to 5,535,896.40, 8,303,844.60 and 1,546,808.40 is: 2,320,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535,896.40 : 8,303,844.60 = 1,546,808.40 : x
  2. Step 2: Convert to fraction form
    5,535,896.40/8,303,844.60 = 1,546,808.40/x
  3. Step 3: Cross multiply
    5,535,896.40x = 8,303,844.60 × 1,546,808.40
  4. Step 4: Simplify right side
    5,535,896.40x = 12,844,456,579,574.64
  5. Step 5: Solve for x
    x = 12,844,456,579,574.64/5,535,896.40
  6. Step 6: Final answer
    x = 2,320,212.60

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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.