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Finding the Fourth Proportional to 2,440.59, 3,666.89 and 1,563.47

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Solution

The fourth proportional to 2,440.59, 3,666.89 and 1,563.47 is: 2,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.59 : 3,666.89 = 1,563.47 : x
  2. Step 2: Convert to fraction form
    2,440.59/3,666.89 = 1,563.47/x
  3. Step 3: Cross multiply
    2,440.59x = 3,666.89 × 1,563.47
  4. Step 4: Simplify right side
    2,440.59x = 5,733,072.51
  5. Step 5: Solve for x
    x = 5,733,072.51/2,440.59
  6. Step 6: Final answer
    x = 2,349.05

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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.