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Finding the Fourth Proportional to 1,728.50, 2,594.19 and 1,044.50

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Solution

The fourth proportional to 1,728.50, 2,594.19 and 1,044.50 is: 1,567.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728.50 : 2,594.19 = 1,044.50 : x
  2. Step 2: Convert to fraction form
    1,728.50/2,594.19 = 1,044.50/x
  3. Step 3: Cross multiply
    1,728.50x = 2,594.19 × 1,044.50
  4. Step 4: Simplify right side
    1,728.50x = 2,709,631.46
  5. Step 5: Solve for x
    x = 2,709,631.46/1,728.50
  6. Step 6: Final answer
    x = 1,567.62

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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.