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Finding the Fourth Proportional to 2,326.68, 3,484.53 and 1,836.45

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Solution

The fourth proportional to 2,326.68, 3,484.53 and 1,836.45 is: 2,750.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.68 : 3,484.53 = 1,836.45 : x
  2. Step 2: Convert to fraction form
    2,326.68/3,484.53 = 1,836.45/x
  3. Step 3: Cross multiply
    2,326.68x = 3,484.53 × 1,836.45
  4. Step 4: Simplify right side
    2,326.68x = 6,399,165.12
  5. Step 5: Solve for x
    x = 6,399,165.12/2,326.68
  6. Step 6: Final answer
    x = 2,750.34

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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.