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Finding the Fourth Proportional to 1,304,619.92, 1,800,572.28 and 795,617.56

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Solution

The fourth proportional to 1,304,619.92, 1,800,572.28 and 795,617.56 is: 1,098,072.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,619.92 : 1,800,572.28 = 795,617.56 : x
  2. Step 2: Convert to fraction form
    1,304,619.92/1,800,572.28 = 795,617.56/x
  3. Step 3: Cross multiply
    1,304,619.92x = 1,800,572.28 × 795,617.56
  4. Step 4: Simplify right side
    1,304,619.92x = 1,432,566,924,017.24
  5. Step 5: Solve for x
    x = 1,432,566,924,017.24/1,304,619.92
  6. Step 6: Final answer
    x = 1,098,072.24

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