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Finding the Third Proportional to 486,337.50 and 727,562.25

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Solution

The third proportional to 486,337.50 and 727,562.25 is: 1,088,435.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,337.50 : 727,562.25 = 727,562.25 : x
  2. Step 2: Convert to fraction form
    486,337.50/727,562.25 = 727,562.25/x
  3. Step 3: Cross multiply
    486,337.50x = 727,562.25 × 727,562.25
  4. Step 4: Simplify right side
    486,337.50x = 529,346,827,625.06
  5. Step 5: Solve for x
    x = 529,346,827,625.06/486,337.50
  6. Step 6: Final answer
    x = 1,088,435.15

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Why These Related Problems?

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