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Finding the Fourth Proportional to 1,740.62, 2,402.04 and 954.65

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Solution

The fourth proportional to 1,740.62, 2,402.04 and 954.65 is: 1,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.62 : 2,402.04 = 954.65 : x
  2. Step 2: Convert to fraction form
    1,740.62/2,402.04 = 954.65/x
  3. Step 3: Cross multiply
    1,740.62x = 2,402.04 × 954.65
  4. Step 4: Simplify right side
    1,740.62x = 2,293,107.49
  5. Step 5: Solve for x
    x = 2,293,107.49/1,740.62
  6. Step 6: Final answer
    x = 1,317.41

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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.