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Finding the Third Proportional to 28,973,421 and 61,401,208.50

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Solution

The third proportional to 28,973,421 and 61,401,208.50 is: 130,122,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,421 : 61,401,208.50 = 61,401,208.50 : x
  2. Step 2: Convert to fraction form
    28,973,421/61,401,208.50 = 61,401,208.50/x
  3. Step 3: Cross multiply
    28,973,421x = 61,401,208.50 × 61,401,208.50
  4. Step 4: Simplify right side
    28,973,421x = 3,770,108,405,260,472
  5. Step 5: Solve for x
    x = 3,770,108,405,260,472/28,973,421
  6. Step 6: Final answer
    x = 130,122,998.08

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.