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Finding the Fourth Proportional to 544,344,908.40, 816,517,362.60 and 544,344,908.40

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Solution

The fourth proportional to 544,344,908.40, 816,517,362.60 and 544,344,908.40 is: 816,517,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,344,908.40 : 816,517,362.60 = 544,344,908.40 : x
  2. Step 2: Convert to fraction form
    544,344,908.40/816,517,362.60 = 544,344,908.40/x
  3. Step 3: Cross multiply
    544,344,908.40x = 816,517,362.60 × 544,344,908.40
  4. Step 4: Simplify right side
    544,344,908.40x = 444,467,068,951,506,560
  5. Step 5: Solve for x
    x = 444,467,068,951,506,560/544,344,908.40
  6. Step 6: Final answer
    x = 816,517,362.60

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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.