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Finding the Fourth Proportional to 1,827,703.13, 2,741,808.98 and 762,500.17

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Solution

The fourth proportional to 1,827,703.13, 2,741,808.98 and 762,500.17 is: 1,143,856.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,703.13 : 2,741,808.98 = 762,500.17 : x
  2. Step 2: Convert to fraction form
    1,827,703.13/2,741,808.98 = 762,500.17/x
  3. Step 3: Cross multiply
    1,827,703.13x = 2,741,808.98 × 762,500.17
  4. Step 4: Simplify right side
    1,827,703.13x = 2,090,629,809,545.03
  5. Step 5: Solve for x
    x = 2,090,629,809,545.03/1,827,703.13
  6. Step 6: Final answer
    x = 1,143,856.34

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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.