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Finding the Third Proportional to 480,615.75 and 724,614.75

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Solution

The third proportional to 480,615.75 and 724,614.75 is: 1,092,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,615.75 : 724,614.75 = 724,614.75 : x
  2. Step 2: Convert to fraction form
    480,615.75/724,614.75 = 724,614.75/x
  3. Step 3: Cross multiply
    480,615.75x = 724,614.75 × 724,614.75
  4. Step 4: Simplify right side
    480,615.75x = 525,066,535,917.56
  5. Step 5: Solve for x
    x = 525,066,535,917.56/480,615.75
  6. Step 6: Final answer
    x = 1,092,487.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.