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Finding the Third Proportional to 702,816.75 and 1,539,769.50

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Solution

The third proportional to 702,816.75 and 1,539,769.50 is: 3,373,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,816.75 : 1,539,769.50 = 1,539,769.50 : x
  2. Step 2: Convert to fraction form
    702,816.75/1,539,769.50 = 1,539,769.50/x
  3. Step 3: Cross multiply
    702,816.75x = 1,539,769.50 × 1,539,769.50
  4. Step 4: Simplify right side
    702,816.75x = 2,370,890,113,130.25
  5. Step 5: Solve for x
    x = 2,370,890,113,130.25/702,816.75
  6. Step 6: Final answer
    x = 3,373,411.51

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.