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Finding the Third Proportional to 28,727,581.50 and 45,733,408.73

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Solution

The third proportional to 28,727,581.50 and 45,733,408.73 is: 72,806,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,727,581.50 : 45,733,408.73 = 45,733,408.73 : x
  2. Step 2: Convert to fraction form
    28,727,581.50/45,733,408.73 = 45,733,408.73/x
  3. Step 3: Cross multiply
    28,727,581.50x = 45,733,408.73 × 45,733,408.73
  4. Step 4: Simplify right side
    28,727,581.50x = 2,091,544,674,465,407.50
  5. Step 5: Solve for x
    x = 2,091,544,674,465,407.50/28,727,581.50
  6. Step 6: Final answer
    x = 72,806,152.32

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.