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Finding the Fourth Proportional to 1,730.99, 2,596.55 and 498.26

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Solution

The fourth proportional to 1,730.99, 2,596.55 and 498.26 is: 747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.99 : 2,596.55 = 498.26 : x
  2. Step 2: Convert to fraction form
    1,730.99/2,596.55 = 498.26/x
  3. Step 3: Cross multiply
    1,730.99x = 2,596.55 × 498.26
  4. Step 4: Simplify right side
    1,730.99x = 1,293,761.00
  5. Step 5: Solve for x
    x = 1,293,761.00/1,730.99
  6. Step 6: Final answer
    x = 747.41

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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.