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Finding the Fourth Proportional to 3,544,492.22, 4,890,754.05 and 1,995,513.02

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Solution

The fourth proportional to 3,544,492.22, 4,890,754.05 and 1,995,513.02 is: 2,753,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544,492.22 : 4,890,754.05 = 1,995,513.02 : x
  2. Step 2: Convert to fraction form
    3,544,492.22/4,890,754.05 = 1,995,513.02/x
  3. Step 3: Cross multiply
    3,544,492.22x = 4,890,754.05 × 1,995,513.02
  4. Step 4: Simplify right side
    3,544,492.22x = 9,759,563,384,392.73
  5. Step 5: Solve for x
    x = 9,759,563,384,392.73/3,544,492.22
  6. Step 6: Final answer
    x = 2,753,444.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.