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Finding the Fourth Proportional to 1,684.37, 2,526.35 and 588.64

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Solution

The fourth proportional to 1,684.37, 2,526.35 and 588.64 is: 882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.37 : 2,526.35 = 588.64 : x
  2. Step 2: Convert to fraction form
    1,684.37/2,526.35 = 588.64/x
  3. Step 3: Cross multiply
    1,684.37x = 2,526.35 × 588.64
  4. Step 4: Simplify right side
    1,684.37x = 1,487,107.72
  5. Step 5: Solve for x
    x = 1,487,107.72/1,684.37
  6. Step 6: Final answer
    x = 882.89

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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.