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Finding the Fourth Proportional to 554,357.66, 765,015.44 and 299,710.67

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Solution

The fourth proportional to 554,357.66, 765,015.44 and 299,710.67 is: 413,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,357.66 : 765,015.44 = 299,710.67 : x
  2. Step 2: Convert to fraction form
    554,357.66/765,015.44 = 299,710.67/x
  3. Step 3: Cross multiply
    554,357.66x = 765,015.44 × 299,710.67
  4. Step 4: Simplify right side
    554,357.66x = 229,283,284,759.11
  5. Step 5: Solve for x
    x = 229,283,284,759.11/554,357.66
  6. Step 6: Final answer
    x = 413,601.73

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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.