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Finding the Third Proportional to 321,857,155.13 and 695,168,122.50

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Solution

The third proportional to 321,857,155.13 and 695,168,122.50 is: 1,501,469,552.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,857,155.13 : 695,168,122.50 = 695,168,122.50 : x
  2. Step 2: Convert to fraction form
    321,857,155.13/695,168,122.50 = 695,168,122.50/x
  3. Step 3: Cross multiply
    321,857,155.13x = 695,168,122.50 × 695,168,122.50
  4. Step 4: Simplify right side
    321,857,155.13x = 483,258,718,540,174,976
  5. Step 5: Solve for x
    x = 483,258,718,540,174,976/321,857,155.13
  6. Step 6: Final answer
    x = 1,501,469,552.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.