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Finding the Third Proportional to 28,758,969 and 40,451,290.50

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Solution

The third proportional to 28,758,969 and 40,451,290.50 is: 56,897,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,758,969 : 40,451,290.50 = 40,451,290.50 : x
  2. Step 2: Convert to fraction form
    28,758,969/40,451,290.50 = 40,451,290.50/x
  3. Step 3: Cross multiply
    28,758,969x = 40,451,290.50 × 40,451,290.50
  4. Step 4: Simplify right side
    28,758,969x = 1,636,306,903,115,390.25
  5. Step 5: Solve for x
    x = 1,636,306,903,115,390.25/28,758,969
  6. Step 6: Final answer
    x = 56,897,272.75

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.