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Finding the Fourth Proportional to 1,461.56, 2,192.34 and 537.14

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Solution

The fourth proportional to 1,461.56, 2,192.34 and 537.14 is: 805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.56 : 2,192.34 = 537.14 : x
  2. Step 2: Convert to fraction form
    1,461.56/2,192.34 = 537.14/x
  3. Step 3: Cross multiply
    1,461.56x = 2,192.34 × 537.14
  4. Step 4: Simplify right side
    1,461.56x = 1,177,593.51
  5. Step 5: Solve for x
    x = 1,177,593.51/1,461.56
  6. Step 6: Final answer
    x = 805.71

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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.