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Finding the Third Proportional to 132,861,220.50 and 289,898,634

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Solution

The third proportional to 132,861,220.50 and 289,898,634 is: 632,548,893.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,861,220.50 : 289,898,634 = 289,898,634 : x
  2. Step 2: Convert to fraction form
    132,861,220.50/289,898,634 = 289,898,634/x
  3. Step 3: Cross multiply
    132,861,220.50x = 289,898,634 × 289,898,634
  4. Step 4: Simplify right side
    132,861,220.50x = 84,041,217,995,065,952
  5. Step 5: Solve for x
    x = 84,041,217,995,065,952/132,861,220.50
  6. Step 6: Final answer
    x = 632,548,893.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.