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Finding the Fourth Proportional to 1,684.92, 2,527.32 and 589.32

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Solution

The fourth proportional to 1,684.92, 2,527.32 and 589.32 is: 883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.92 : 2,527.32 = 589.32 : x
  2. Step 2: Convert to fraction form
    1,684.92/2,527.32 = 589.32/x
  3. Step 3: Cross multiply
    1,684.92x = 2,527.32 × 589.32
  4. Step 4: Simplify right side
    1,684.92x = 1,489,400.22
  5. Step 5: Solve for x
    x = 1,489,400.22/1,684.92
  6. Step 6: Final answer
    x = 883.96

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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.