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Finding the Fourth Proportional to 3,671,410.80, 5,504,929.20 and 2,252,485.20

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Solution

The fourth proportional to 3,671,410.80, 5,504,929.20 and 2,252,485.20 is: 3,377,386.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671,410.80 : 5,504,929.20 = 2,252,485.20 : x
  2. Step 2: Convert to fraction form
    3,671,410.80/5,504,929.20 = 2,252,485.20/x
  3. Step 3: Cross multiply
    3,671,410.80x = 5,504,929.20 × 2,252,485.20
  4. Step 4: Simplify right side
    3,671,410.80x = 12,399,771,550,047.84
  5. Step 5: Solve for x
    x = 12,399,771,550,047.84/3,671,410.80
  6. Step 6: Final answer
    x = 3,377,386.03

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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.