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Finding the Fourth Proportional to 1,740.26, 2,610.65 and 507.51

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Solution

The fourth proportional to 1,740.26, 2,610.65 and 507.51 is: 761.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.26 : 2,610.65 = 507.51 : x
  2. Step 2: Convert to fraction form
    1,740.26/2,610.65 = 507.51/x
  3. Step 3: Cross multiply
    1,740.26x = 2,610.65 × 507.51
  4. Step 4: Simplify right side
    1,740.26x = 1,324,930.98
  5. Step 5: Solve for x
    x = 1,324,930.98/1,740.26
  6. Step 6: Final answer
    x = 761.34

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.