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Finding the Fourth Proportional to 584,559, 806,691.96 and 329,904.72

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Solution

The fourth proportional to 584,559, 806,691.96 and 329,904.72 is: 455,268.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,559 : 806,691.96 = 329,904.72 : x
  2. Step 2: Convert to fraction form
    584,559/806,691.96 = 329,904.72/x
  3. Step 3: Cross multiply
    584,559x = 806,691.96 × 329,904.72
  4. Step 4: Simplify right side
    584,559x = 266,131,485,190.05
  5. Step 5: Solve for x
    x = 266,131,485,190.05/584,559
  6. Step 6: Final answer
    x = 455,268.82

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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.