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Finding the Third Proportional to 653,316.75 and 996,581.25

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Solution

The third proportional to 653,316.75 and 996,581.25 is: 1,520,203.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,316.75 : 996,581.25 = 996,581.25 : x
  2. Step 2: Convert to fraction form
    653,316.75/996,581.25 = 996,581.25/x
  3. Step 3: Cross multiply
    653,316.75x = 996,581.25 × 996,581.25
  4. Step 4: Simplify right side
    653,316.75x = 993,174,187,851.56
  5. Step 5: Solve for x
    x = 993,174,187,851.56/653,316.75
  6. Step 6: Final answer
    x = 1,520,203.16

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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.