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Finding the Third Proportional to 115,710,595 and 247,113,939

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Solution

The third proportional to 115,710,595 and 247,113,939 is: 527,741,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,710,595 : 247,113,939 = 247,113,939 : x
  2. Step 2: Convert to fraction form
    115,710,595/247,113,939 = 247,113,939/x
  3. Step 3: Cross multiply
    115,710,595x = 247,113,939 × 247,113,939
  4. Step 4: Simplify right side
    115,710,595x = 61,065,298,848,095,720
  5. Step 5: Solve for x
    x = 61,065,298,848,095,720/115,710,595
  6. Step 6: Final answer
    x = 527,741,637.21

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.