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Finding the Third Proportional to 368,581.01 and 788,395.15

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Solution

The third proportional to 368,581.01 and 788,395.15 is: 1,686,378.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,581.01 : 788,395.15 = 788,395.15 : x
  2. Step 2: Convert to fraction form
    368,581.01/788,395.15 = 788,395.15/x
  3. Step 3: Cross multiply
    368,581.01x = 788,395.15 × 788,395.15
  4. Step 4: Simplify right side
    368,581.01x = 621,566,910,079.79
  5. Step 5: Solve for x
    x = 621,566,910,079.79/368,581.01
  6. Step 6: Final answer
    x = 1,686,378.02

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.