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Finding the Third Proportional to 115,804,216.69 and 254,925,402.19

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Solution

The third proportional to 115,804,216.69 and 254,925,402.19 is: 561,179,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,804,216.69 : 254,925,402.19 = 254,925,402.19 : x
  2. Step 2: Convert to fraction form
    115,804,216.69/254,925,402.19 = 254,925,402.19/x
  3. Step 3: Cross multiply
    115,804,216.69x = 254,925,402.19 × 254,925,402.19
  4. Step 4: Simplify right side
    115,804,216.69x = 64,986,960,680,458,632
  5. Step 5: Solve for x
    x = 64,986,960,680,458,632/115,804,216.69
  6. Step 6: Final answer
    x = 561,179,571.34

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.