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Finding the Fourth Proportional to 250,548.84, 375,783.26 and 73,014.32

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Solution

The fourth proportional to 250,548.84, 375,783.26 and 73,014.32 is: 109,509.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,548.84 : 375,783.26 = 73,014.32 : x
  2. Step 2: Convert to fraction form
    250,548.84/375,783.26 = 73,014.32/x
  3. Step 3: Cross multiply
    250,548.84x = 375,783.26 × 73,014.32
  4. Step 4: Simplify right side
    250,548.84x = 27,437,559,770.67
  5. Step 5: Solve for x
    x = 27,437,559,770.67/250,548.84
  6. Step 6: Final answer
    x = 109,509.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.