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Finding the Fourth Proportional to 250,374.93, 375,623.96 and 72,883.49

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Solution

The fourth proportional to 250,374.93, 375,623.96 and 72,883.49 is: 109,343.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,374.93 : 375,623.96 = 72,883.49 : x
  2. Step 2: Convert to fraction form
    250,374.93/375,623.96 = 72,883.49/x
  3. Step 3: Cross multiply
    250,374.93x = 375,623.96 × 72,883.49
  4. Step 4: Simplify right side
    250,374.93x = 27,376,782,889.88
  5. Step 5: Solve for x
    x = 27,376,782,889.88/250,374.93
  6. Step 6: Final answer
    x = 109,343.15

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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.