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Finding the Fourth Proportional to 536,564.10, 804,554.55 and 181,395.30

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Solution

The fourth proportional to 536,564.10, 804,554.55 and 181,395.30 is: 271,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,564.10 : 804,554.55 = 181,395.30 : x
  2. Step 2: Convert to fraction form
    536,564.10/804,554.55 = 181,395.30/x
  3. Step 3: Cross multiply
    536,564.10x = 804,554.55 × 181,395.30
  4. Step 4: Simplify right side
    536,564.10x = 145,942,413,963.62
  5. Step 5: Solve for x
    x = 145,942,413,963.62/536,564.10
  6. Step 6: Final answer
    x = 271,994.37

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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.