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Finding the Third Proportional to 749,939 and 1,769,234.50

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Solution

The third proportional to 749,939 and 1,769,234.50 is: 4,173,927.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,939 : 1,769,234.50 = 1,769,234.50 : x
  2. Step 2: Convert to fraction form
    749,939/1,769,234.50 = 1,769,234.50/x
  3. Step 3: Cross multiply
    749,939x = 1,769,234.50 × 1,769,234.50
  4. Step 4: Simplify right side
    749,939x = 3,130,190,715,990.25
  5. Step 5: Solve for x
    x = 3,130,190,715,990.25/749,939
  6. Step 6: Final answer
    x = 4,173,927.10

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.