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Finding the Fourth Proportional to 1,730.98, 2,596.93 and 498.36

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Solution

The fourth proportional to 1,730.98, 2,596.93 and 498.36 is: 747.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.98 : 2,596.93 = 498.36 : x
  2. Step 2: Convert to fraction form
    1,730.98/2,596.93 = 498.36/x
  3. Step 3: Cross multiply
    1,730.98x = 2,596.93 × 498.36
  4. Step 4: Simplify right side
    1,730.98x = 1,294,214.53
  5. Step 5: Solve for x
    x = 1,294,214.53/1,730.98
  6. Step 6: Final answer
    x = 747.68

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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.