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Finding the Fourth Proportional to 464,999.50, 697,505.73 and 132,575.50

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Solution

The fourth proportional to 464,999.50, 697,505.73 and 132,575.50 is: 198,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,999.50 : 697,505.73 = 132,575.50 : x
  2. Step 2: Convert to fraction form
    464,999.50/697,505.73 = 132,575.50/x
  3. Step 3: Cross multiply
    464,999.50x = 697,505.73 × 132,575.50
  4. Step 4: Simplify right side
    464,999.50x = 92,472,170,907.62
  5. Step 5: Solve for x
    x = 92,472,170,907.62/464,999.50
  6. Step 6: Final answer
    x = 198,865.10

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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.