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Finding the Fourth Proportional to 527,900, 791,982.03 and 153,923

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Solution

The fourth proportional to 527,900, 791,982.03 and 153,923 is: 230,923.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,900 : 791,982.03 = 153,923 : x
  2. Step 2: Convert to fraction form
    527,900/791,982.03 = 153,923/x
  3. Step 3: Cross multiply
    527,900x = 791,982.03 × 153,923
  4. Step 4: Simplify right side
    527,900x = 121,904,250,003.69
  5. Step 5: Solve for x
    x = 121,904,250,003.69/527,900
  6. Step 6: Final answer
    x = 230,923.00

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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.