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Finding the Fourth Proportional to 3,368.50, 5,052.75 and 1,060

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Solution

The fourth proportional to 3,368.50, 5,052.75 and 1,060 is: 1,590

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.50 : 5,052.75 = 1,060 : x
  2. Step 2: Convert to fraction form
    3,368.50/5,052.75 = 1,060/x
  3. Step 3: Cross multiply
    3,368.50x = 5,052.75 × 1,060
  4. Step 4: Simplify right side
    3,368.50x = 5,355,915
  5. Step 5: Solve for x
    x = 5,355,915/3,368.50
  6. Step 6: Final answer
    x = 1,590

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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.