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Finding the Fourth Proportional to 1,104, 1,523.56 and 606.68

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Solution

The fourth proportional to 1,104, 1,523.56 and 606.68 is: 837.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104 : 1,523.56 = 606.68 : x
  2. Step 2: Convert to fraction form
    1,104/1,523.56 = 606.68/x
  3. Step 3: Cross multiply
    1,104x = 1,523.56 × 606.68
  4. Step 4: Simplify right side
    1,104x = 924,313.38
  5. Step 5: Solve for x
    x = 924,313.38/1,104
  6. Step 6: Final answer
    x = 837.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.