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Finding the Third Proportional to 680,153.50 and 1,484,644.50

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Solution

The third proportional to 680,153.50 and 1,484,644.50 is: 3,240,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,153.50 : 1,484,644.50 = 1,484,644.50 : x
  2. Step 2: Convert to fraction form
    680,153.50/1,484,644.50 = 1,484,644.50/x
  3. Step 3: Cross multiply
    680,153.50x = 1,484,644.50 × 1,484,644.50
  4. Step 4: Simplify right side
    680,153.50x = 2,204,169,291,380.25
  5. Step 5: Solve for x
    x = 2,204,169,291,380.25/680,153.50
  6. Step 6: Final answer
    x = 3,240,693.89

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.