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Finding the Fourth Proportional to 6,465,349.28, 8,926,004.88 and 5,747,972

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Solution

The fourth proportional to 6,465,349.28, 8,926,004.88 and 5,747,972 is: 7,935,600.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465,349.28 : 8,926,004.88 = 5,747,972 : x
  2. Step 2: Convert to fraction form
    6,465,349.28/8,926,004.88 = 5,747,972/x
  3. Step 3: Cross multiply
    6,465,349.28x = 8,926,004.88 × 5,747,972
  4. Step 4: Simplify right side
    6,465,349.28x = 51,306,426,122,103.37
  5. Step 5: Solve for x
    x = 51,306,426,122,103.37/6,465,349.28
  6. Step 6: Final answer
    x = 7,935,600.06

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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.