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Finding the Fourth Proportional to 1,735.84, 2,604.48 and 581.68

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Solution

The fourth proportional to 1,735.84, 2,604.48 and 581.68 is: 872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.84 : 2,604.48 = 581.68 : x
  2. Step 2: Convert to fraction form
    1,735.84/2,604.48 = 581.68/x
  3. Step 3: Cross multiply
    1,735.84x = 2,604.48 × 581.68
  4. Step 4: Simplify right side
    1,735.84x = 1,514,973.93
  5. Step 5: Solve for x
    x = 1,514,973.93/1,735.84
  6. Step 6: Final answer
    x = 872.76

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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.