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Finding the Fourth Proportional to 2,933.84, 4,398.42 and 2,007.08

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Solution

The fourth proportional to 2,933.84, 4,398.42 and 2,007.08 is: 3,009.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.84 : 4,398.42 = 2,007.08 : x
  2. Step 2: Convert to fraction form
    2,933.84/4,398.42 = 2,007.08/x
  3. Step 3: Cross multiply
    2,933.84x = 4,398.42 × 2,007.08
  4. Step 4: Simplify right side
    2,933.84x = 8,827,980.81
  5. Step 5: Solve for x
    x = 8,827,980.81/2,933.84
  6. Step 6: Final answer
    x = 3,009.02

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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.