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Finding the Third Proportional to 115,897,398.75 and 248,619,196.13

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Solution

The third proportional to 115,897,398.75 and 248,619,196.13 is: 533,329,525.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,897,398.75 : 248,619,196.13 = 248,619,196.13 : x
  2. Step 2: Convert to fraction form
    115,897,398.75/248,619,196.13 = 248,619,196.13/x
  3. Step 3: Cross multiply
    115,897,398.75x = 248,619,196.13 × 248,619,196.13
  4. Step 4: Simplify right side
    115,897,398.75x = 61,811,504,681,841,216
  5. Step 5: Solve for x
    x = 61,811,504,681,841,216/115,897,398.75
  6. Step 6: Final answer
    x = 533,329,525.50

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.