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Finding the Fourth Proportional to 1,426.05, 1,953.18 and 1,341.98

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Solution

The fourth proportional to 1,426.05, 1,953.18 and 1,341.98 is: 1,838.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426.05 : 1,953.18 = 1,341.98 : x
  2. Step 2: Convert to fraction form
    1,426.05/1,953.18 = 1,341.98/x
  3. Step 3: Cross multiply
    1,426.05x = 1,953.18 × 1,341.98
  4. Step 4: Simplify right side
    1,426.05x = 2,621,118.73
  5. Step 5: Solve for x
    x = 2,621,118.73/1,426.05
  6. Step 6: Final answer
    x = 1,838.03

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.