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Finding the Fourth Proportional to 578,098.00, 797,754.88 and 319,975.44

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Solution

The fourth proportional to 578,098.00, 797,754.88 and 319,975.44 is: 441,554.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,098.00 : 797,754.88 = 319,975.44 : x
  2. Step 2: Convert to fraction form
    578,098.00/797,754.88 = 319,975.44/x
  3. Step 3: Cross multiply
    578,098.00x = 797,754.88 × 319,975.44
  4. Step 4: Simplify right side
    578,098.00x = 255,261,967,140.27
  5. Step 5: Solve for x
    x = 255,261,967,140.27/578,098.00
  6. Step 6: Final answer
    x = 441,554.84

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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.