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Finding the Fourth Proportional to 345,148.67, 476,452.11 and 232,037.03

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Solution

The fourth proportional to 345,148.67, 476,452.11 and 232,037.03 is: 320,309.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,148.67 : 476,452.11 = 232,037.03 : x
  2. Step 2: Convert to fraction form
    345,148.67/476,452.11 = 232,037.03/x
  3. Step 3: Cross multiply
    345,148.67x = 476,452.11 × 232,037.03
  4. Step 4: Simplify right side
    345,148.67x = 110,554,530,159.37
  5. Step 5: Solve for x
    x = 110,554,530,159.37/345,148.67
  6. Step 6: Final answer
    x = 320,309.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.