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Finding the Third Proportional to 1,178,437.50 and 1,801,890

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Solution

The third proportional to 1,178,437.50 and 1,801,890 is: 2,755,180.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,437.50 : 1,801,890 = 1,801,890 : x
  2. Step 2: Convert to fraction form
    1,178,437.50/1,801,890 = 1,801,890/x
  3. Step 3: Cross multiply
    1,178,437.50x = 1,801,890 × 1,801,890
  4. Step 4: Simplify right side
    1,178,437.50x = 3,246,807,572,100
  5. Step 5: Solve for x
    x = 3,246,807,572,100/1,178,437.50
  6. Step 6: Final answer
    x = 2,755,180.12

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.