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Finding the Fourth Proportional to 1,511.72, 2,264.43 and 1,459.50

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Solution

The fourth proportional to 1,511.72, 2,264.43 and 1,459.50 is: 2,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.72 : 2,264.43 = 1,459.50 : x
  2. Step 2: Convert to fraction form
    1,511.72/2,264.43 = 1,459.50/x
  3. Step 3: Cross multiply
    1,511.72x = 2,264.43 × 1,459.50
  4. Step 4: Simplify right side
    1,511.72x = 3,304,935.59
  5. Step 5: Solve for x
    x = 3,304,935.59/1,511.72
  6. Step 6: Final answer
    x = 2,186.21

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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.