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Finding the Fourth Proportional to 624,605, 936,933.42 and 181,373

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Solution

The fourth proportional to 624,605, 936,933.42 and 181,373 is: 272,067.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,605 : 936,933.42 = 181,373 : x
  2. Step 2: Convert to fraction form
    624,605/936,933.42 = 181,373/x
  3. Step 3: Cross multiply
    624,605x = 936,933.42 × 181,373
  4. Step 4: Simplify right side
    624,605x = 169,934,425,185.66
  5. Step 5: Solve for x
    x = 169,934,425,185.66/624,605
  6. Step 6: Final answer
    x = 272,067.03

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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.