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Finding the Fourth Proportional to 1,614.79, 2,423.26 and 588.79

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Solution

The fourth proportional to 1,614.79, 2,423.26 and 588.79 is: 883.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614.79 : 2,423.26 = 588.79 : x
  2. Step 2: Convert to fraction form
    1,614.79/2,423.26 = 588.79/x
  3. Step 3: Cross multiply
    1,614.79x = 2,423.26 × 588.79
  4. Step 4: Simplify right side
    1,614.79x = 1,426,791.26
  5. Step 5: Solve for x
    x = 1,426,791.26/1,614.79
  6. Step 6: Final answer
    x = 883.58

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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.