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Finding the Fourth Proportional to 575,372.87, 863,028.01 and 176,013.64

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Solution

The fourth proportional to 575,372.87, 863,028.01 and 176,013.64 is: 264,010.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,372.87 : 863,028.01 = 176,013.64 : x
  2. Step 2: Convert to fraction form
    575,372.87/863,028.01 = 176,013.64/x
  3. Step 3: Cross multiply
    575,372.87x = 863,028.01 × 176,013.64
  4. Step 4: Simplify right side
    575,372.87x = 151,904,698,624.92
  5. Step 5: Solve for x
    x = 151,904,698,624.92/575,372.87
  6. Step 6: Final answer
    x = 264,010.88

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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.