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Finding the Third Proportional to 164,500,289.25 and 255,535,805.25

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Solution

The third proportional to 164,500,289.25 and 255,535,805.25 is: 396,950,960.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,500,289.25 : 255,535,805.25 = 255,535,805.25 : x
  2. Step 2: Convert to fraction form
    164,500,289.25/255,535,805.25 = 255,535,805.25/x
  3. Step 3: Cross multiply
    164,500,289.25x = 255,535,805.25 × 255,535,805.25
  4. Step 4: Simplify right side
    164,500,289.25x = 65,298,547,764,765,928
  5. Step 5: Solve for x
    x = 65,298,547,764,765,928/164,500,289.25
  6. Step 6: Final answer
    x = 396,950,960.16

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.