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Finding the Fourth Proportional to 544,221.59, 816,122.31 and 179,395.58

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Solution

The fourth proportional to 544,221.59, 816,122.31 and 179,395.58 is: 269,024.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,221.59 : 816,122.31 = 179,395.58 : x
  2. Step 2: Convert to fraction form
    544,221.59/816,122.31 = 179,395.58/x
  3. Step 3: Cross multiply
    544,221.59x = 816,122.31 × 179,395.58
  4. Step 4: Simplify right side
    544,221.59x = 146,408,731,072.78
  5. Step 5: Solve for x
    x = 146,408,731,072.78/544,221.59
  6. Step 6: Final answer
    x = 269,024.12

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1.5x scale

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.