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Finding the Fourth Proportional to 6,795,774.09, 9,376,808.79 and 3,896,074.53

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Solution

The fourth proportional to 6,795,774.09, 9,376,808.79 and 3,896,074.53 is: 5,375,803.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,795,774.09 : 9,376,808.79 = 3,896,074.53 : x
  2. Step 2: Convert to fraction form
    6,795,774.09/9,376,808.79 = 3,896,074.53/x
  3. Step 3: Cross multiply
    6,795,774.09x = 9,376,808.79 × 3,896,074.53
  4. Step 4: Simplify right side
    6,795,774.09x = 36,532,745,899,399.12
  5. Step 5: Solve for x
    x = 36,532,745,899,399.12/6,795,774.09
  6. Step 6: Final answer
    x = 5,375,803.46

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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.