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Finding the Third Proportional to 28,276,911.50 and 43,237,793.50

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Solution

The third proportional to 28,276,911.50 and 43,237,793.50 is: 66,114,249.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,276,911.50 : 43,237,793.50 = 43,237,793.50 : x
  2. Step 2: Convert to fraction form
    28,276,911.50/43,237,793.50 = 43,237,793.50/x
  3. Step 3: Cross multiply
    28,276,911.50x = 43,237,793.50 × 43,237,793.50
  4. Step 4: Simplify right side
    28,276,911.50x = 1,869,506,786,748,642.25
  5. Step 5: Solve for x
    x = 1,869,506,786,748,642.25/28,276,911.50
  6. Step 6: Final answer
    x = 66,114,249.67

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.