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Finding the Fourth Proportional to 1,813,141.02, 2,713,003.11 and 1,093,899.90

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Solution

The fourth proportional to 1,813,141.02, 2,713,003.11 and 1,093,899.90 is: 1,636,802.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,141.02 : 2,713,003.11 = 1,093,899.90 : x
  2. Step 2: Convert to fraction form
    1,813,141.02/2,713,003.11 = 1,093,899.90/x
  3. Step 3: Cross multiply
    1,813,141.02x = 2,713,003.11 × 1,093,899.90
  4. Step 4: Simplify right side
    1,813,141.02x = 2,967,753,830,728.69
  5. Step 5: Solve for x
    x = 2,967,753,830,728.69/1,813,141.02
  6. Step 6: Final answer
    x = 1,636,802.54

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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.