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Finding the Fourth Proportional to 523,832.00, 722,893.21 and 297,479.12

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Solution

The fourth proportional to 523,832.00, 722,893.21 and 297,479.12 is: 410,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,832.00 : 722,893.21 = 297,479.12 : x
  2. Step 2: Convert to fraction form
    523,832.00/722,893.21 = 297,479.12/x
  3. Step 3: Cross multiply
    523,832.00x = 722,893.21 × 297,479.12
  4. Step 4: Simplify right side
    523,832.00x = 215,045,631,606.61
  5. Step 5: Solve for x
    x = 215,045,631,606.61/523,832.00
  6. Step 6: Final answer
    x = 410,524.05

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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.