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Finding the Fourth Proportional to 250,126, 375,259.29 and 100,471.36

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Solution

The fourth proportional to 250,126, 375,259.29 and 100,471.36 is: 150,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,126 : 375,259.29 = 100,471.36 : x
  2. Step 2: Convert to fraction form
    250,126/375,259.29 = 100,471.36/x
  3. Step 3: Cross multiply
    250,126x = 375,259.29 × 100,471.36
  4. Step 4: Simplify right side
    250,126x = 37,702,811,218.93
  5. Step 5: Solve for x
    x = 37,702,811,218.93/250,126
  6. Step 6: Final answer
    x = 150,735.27

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