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Finding the Fourth Proportional to 7,304,890.74, 10,958,830.56 and 2,511,957.54

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Solution

The fourth proportional to 7,304,890.74, 10,958,830.56 and 2,511,957.54 is: 3,768,450.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,304,890.74 : 10,958,830.56 = 2,511,957.54 : x
  2. Step 2: Convert to fraction form
    7,304,890.74/10,958,830.56 = 2,511,957.54/x
  3. Step 3: Cross multiply
    7,304,890.74x = 10,958,830.56 × 2,511,957.54
  4. Step 4: Simplify right side
    7,304,890.74x = 27,528,117,054,774.43
  5. Step 5: Solve for x
    x = 27,528,117,054,774.43/7,304,890.74
  6. Step 6: Final answer
    x = 3,768,450.21

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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.