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Finding the Third Proportional to 2,992,317.19 and 4,738,989.80

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Solution

The third proportional to 2,992,317.19 and 4,738,989.80 is: 7,505,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,317.19 : 4,738,989.80 = 4,738,989.80 : x
  2. Step 2: Convert to fraction form
    2,992,317.19/4,738,989.80 = 4,738,989.80/x
  3. Step 3: Cross multiply
    2,992,317.19x = 4,738,989.80 × 4,738,989.80
  4. Step 4: Simplify right side
    2,992,317.19x = 22,458,024,294,885.36
  5. Step 5: Solve for x
    x = 22,458,024,294,885.36/2,992,317.19
  6. Step 6: Final answer
    x = 7,505,228.52

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.