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Finding the Fourth Proportional to 544,205.60, 816,094.80 and 207,067.20

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Solution

The fourth proportional to 544,205.60, 816,094.80 and 207,067.20 is: 310,519.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,205.60 : 816,094.80 = 207,067.20 : x
  2. Step 2: Convert to fraction form
    544,205.60/816,094.80 = 207,067.20/x
  3. Step 3: Cross multiply
    544,205.60x = 816,094.80 × 207,067.20
  4. Step 4: Simplify right side
    544,205.60x = 168,986,465,170.56
  5. Step 5: Solve for x
    x = 168,986,465,170.56/544,205.60
  6. Step 6: Final answer
    x = 310,519.53

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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.