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Finding the Fourth Proportional to 652,317.40, 978,573.32 and 231,558.04

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Solution

The fourth proportional to 652,317.40, 978,573.32 and 231,558.04 is: 347,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,317.40 : 978,573.32 = 231,558.04 : x
  2. Step 2: Convert to fraction form
    652,317.40/978,573.32 = 231,558.04/x
  3. Step 3: Cross multiply
    652,317.40x = 978,573.32 × 231,558.04
  4. Step 4: Simplify right side
    652,317.40x = 226,596,519,975.49
  5. Step 5: Solve for x
    x = 226,596,519,975.49/652,317.40
  6. Step 6: Final answer
    x = 347,371.57

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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.