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Finding the Fourth Proportional to 544,656.88, 816,131.60 and 344,554.56

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Solution

The fourth proportional to 544,656.88, 816,131.60 and 344,554.56 is: 516,291.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,656.88 : 816,131.60 = 344,554.56 : x
  2. Step 2: Convert to fraction form
    544,656.88/816,131.60 = 344,554.56/x
  3. Step 3: Cross multiply
    544,656.88x = 816,131.60 × 344,554.56
  4. Step 4: Simplify right side
    544,656.88x = 281,201,864,340.10
  5. Step 5: Solve for x
    x = 281,201,864,340.10/544,656.88
  6. Step 6: Final answer
    x = 516,291.77

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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.