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Finding the Fourth Proportional to 582,174.58, 803,400.80 and 324,045.96

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Solution

The fourth proportional to 582,174.58, 803,400.80 and 324,045.96 is: 447,183.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,174.58 : 803,400.80 = 324,045.96 : x
  2. Step 2: Convert to fraction form
    582,174.58/803,400.80 = 324,045.96/x
  3. Step 3: Cross multiply
    582,174.58x = 803,400.80 × 324,045.96
  4. Step 4: Simplify right side
    582,174.58x = 260,338,783,500.77
  5. Step 5: Solve for x
    x = 260,338,783,500.77/582,174.58
  6. Step 6: Final answer
    x = 447,183.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.