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Finding the Fourth Proportional to 2,173, 3,001.22 and 1,473.16

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Solution

The fourth proportional to 2,173, 3,001.22 and 1,473.16 is: 2,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173 : 3,001.22 = 1,473.16 : x
  2. Step 2: Convert to fraction form
    2,173/3,001.22 = 1,473.16/x
  3. Step 3: Cross multiply
    2,173x = 3,001.22 × 1,473.16
  4. Step 4: Simplify right side
    2,173x = 4,421,269.89
  5. Step 5: Solve for x
    x = 4,421,269.89/2,173
  6. Step 6: Final answer
    x = 2,034.64

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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.