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Finding the Fourth Proportional to 619,006.60, 927,969.90 and 240,185.80

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Solution

The fourth proportional to 619,006.60, 927,969.90 and 240,185.80 is: 360,069.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,006.60 : 927,969.90 = 240,185.80 : x
  2. Step 2: Convert to fraction form
    619,006.60/927,969.90 = 240,185.80/x
  3. Step 3: Cross multiply
    619,006.60x = 927,969.90 × 240,185.80
  4. Step 4: Simplify right side
    619,006.60x = 222,885,192,807.42
  5. Step 5: Solve for x
    x = 222,885,192,807.42/619,006.60
  6. Step 6: Final answer
    x = 360,069.17

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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.