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Finding the Fourth Proportional to 582,419.93, 803,737.86 and 327,771.11

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Solution

The fourth proportional to 582,419.93, 803,737.86 and 327,771.11 is: 452,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,419.93 : 803,737.86 = 327,771.11 : x
  2. Step 2: Convert to fraction form
    582,419.93/803,737.86 = 327,771.11/x
  3. Step 3: Cross multiply
    582,419.93x = 803,737.86 × 327,771.11
  4. Step 4: Simplify right side
    582,419.93x = 263,442,051,301.43
  5. Step 5: Solve for x
    x = 263,442,051,301.43/582,419.93
  6. Step 6: Final answer
    x = 452,323.21

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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.