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Finding the Third Proportional to 428,035.50 and 1,012,263.75

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Solution

The third proportional to 428,035.50 and 1,012,263.75 is: 2,393,908.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,035.50 : 1,012,263.75 = 1,012,263.75 : x
  2. Step 2: Convert to fraction form
    428,035.50/1,012,263.75 = 1,012,263.75/x
  3. Step 3: Cross multiply
    428,035.50x = 1,012,263.75 × 1,012,263.75
  4. Step 4: Simplify right side
    428,035.50x = 1,024,677,899,564.06
  5. Step 5: Solve for x
    x = 1,024,677,899,564.06/428,035.50
  6. Step 6: Final answer
    x = 2,393,908.68

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.