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Finding the Fourth Proportional to 619,033.60, 854,443.52 and 364,532.41

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Solution

The fourth proportional to 619,033.60, 854,443.52 and 364,532.41 is: 503,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,033.60 : 854,443.52 = 364,532.41 : x
  2. Step 2: Convert to fraction form
    619,033.60/854,443.52 = 364,532.41/x
  3. Step 3: Cross multiply
    619,033.60x = 854,443.52 × 364,532.41
  4. Step 4: Simplify right side
    619,033.60x = 311,472,355,554.48
  5. Step 5: Solve for x
    x = 311,472,355,554.48/619,033.60
  6. Step 6: Final answer
    x = 503,159.05

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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.