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Finding the Fourth Proportional to 1,895,664.72, 2,843,500.92 and 547,935.96

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Solution

The fourth proportional to 1,895,664.72, 2,843,500.92 and 547,935.96 is: 821,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,664.72 : 2,843,500.92 = 547,935.96 : x
  2. Step 2: Convert to fraction form
    1,895,664.72/2,843,500.92 = 547,935.96/x
  3. Step 3: Cross multiply
    1,895,664.72x = 2,843,500.92 × 547,935.96
  4. Step 4: Simplify right side
    1,895,664.72x = 1,558,056,406,361.08
  5. Step 5: Solve for x
    x = 1,558,056,406,361.08/1,895,664.72
  6. Step 6: Final answer
    x = 821,905.05

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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.