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Finding the Third Proportional to 496,520 and 786,588

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Solution

The third proportional to 496,520 and 786,588 is: 1,246,114.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,520 : 786,588 = 786,588 : x
  2. Step 2: Convert to fraction form
    496,520/786,588 = 786,588/x
  3. Step 3: Cross multiply
    496,520x = 786,588 × 786,588
  4. Step 4: Simplify right side
    496,520x = 618,720,681,744
  5. Step 5: Solve for x
    x = 618,720,681,744/496,520
  6. Step 6: Final answer
    x = 1,246,114.32

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.