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Finding the Third Proportional to 338,368.36 and 752,390.16

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Solution

The third proportional to 338,368.36 and 752,390.16 is: 1,673,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,368.36 : 752,390.16 = 752,390.16 : x
  2. Step 2: Convert to fraction form
    338,368.36/752,390.16 = 752,390.16/x
  3. Step 3: Cross multiply
    338,368.36x = 752,390.16 × 752,390.16
  4. Step 4: Simplify right side
    338,368.36x = 566,090,947,221.90
  5. Step 5: Solve for x
    x = 566,090,947,221.90/338,368.36
  6. Step 6: Final answer
    x = 1,673,002.02

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.