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Finding the Fourth Proportional to 582,527.76, 803,874.96 and 327,876.72

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Solution

The fourth proportional to 582,527.76, 803,874.96 and 327,876.72 is: 452,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,527.76 : 803,874.96 = 327,876.72 : x
  2. Step 2: Convert to fraction form
    582,527.76/803,874.96 = 327,876.72/x
  3. Step 3: Cross multiply
    582,527.76x = 803,874.96 × 327,876.72
  4. Step 4: Simplify right side
    582,527.76x = 263,571,885,174.93
  5. Step 5: Solve for x
    x = 263,571,885,174.93/582,527.76
  6. Step 6: Final answer
    x = 452,462.36

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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.