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Finding the Fourth Proportional to 345,548.85, 476,895.99 and 192,601.01

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Solution

The fourth proportional to 345,548.85, 476,895.99 and 192,601.01 is: 265,810.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,548.85 : 476,895.99 = 192,601.01 : x
  2. Step 2: Convert to fraction form
    345,548.85/476,895.99 = 192,601.01/x
  3. Step 3: Cross multiply
    345,548.85x = 476,895.99 × 192,601.01
  4. Step 4: Simplify right side
    345,548.85x = 91,850,646,954.47
  5. Step 5: Solve for x
    x = 91,850,646,954.47/345,548.85
  6. Step 6: Final answer
    x = 265,810.89

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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.