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Finding the Third Proportional to 403,764.75 and 849,355.88

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Solution

The third proportional to 403,764.75 and 849,355.88 is: 1,786,697.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,764.75 : 849,355.88 = 849,355.88 : x
  2. Step 2: Convert to fraction form
    403,764.75/849,355.88 = 849,355.88/x
  3. Step 3: Cross multiply
    403,764.75x = 849,355.88 × 849,355.88
  4. Step 4: Simplify right side
    403,764.75x = 721,405,402,397.02
  5. Step 5: Solve for x
    x = 721,405,402,397.02/403,764.75
  6. Step 6: Final answer
    x = 1,786,697.33

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.