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Finding the Fourth Proportional to 2,895,411.03, 3,995,671.94 and 1,606,251.45

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Solution

The fourth proportional to 2,895,411.03, 3,995,671.94 and 1,606,251.45 is: 2,216,629.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,411.03 : 3,995,671.94 = 1,606,251.45 : x
  2. Step 2: Convert to fraction form
    2,895,411.03/3,995,671.94 = 1,606,251.45/x
  3. Step 3: Cross multiply
    2,895,411.03x = 3,995,671.94 × 1,606,251.45
  4. Step 4: Simplify right side
    2,895,411.03x = 6,418,053,839,318.06
  5. Step 5: Solve for x
    x = 6,418,053,839,318.06/2,895,411.03
  6. Step 6: Final answer
    x = 2,216,629.62

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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.