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Finding the Fourth Proportional to 544,592.40, 816,715.28 and 179,786.08

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Solution

The fourth proportional to 544,592.40, 816,715.28 and 179,786.08 is: 269,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,592.40 : 816,715.28 = 179,786.08 : x
  2. Step 2: Convert to fraction form
    544,592.40/816,715.28 = 179,786.08/x
  3. Step 3: Cross multiply
    544,592.40x = 816,715.28 × 179,786.08
  4. Step 4: Simplify right side
    544,592.40x = 146,834,036,625.51
  5. Step 5: Solve for x
    x = 146,834,036,625.51/544,592.40
  6. Step 6: Final answer
    x = 269,621.90

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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.