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Finding the Third Proportional to 3,216,869.44 and 5,015,211.19

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Solution

The third proportional to 3,216,869.44 and 5,015,211.19 is: 7,818,888.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,869.44 : 5,015,211.19 = 5,015,211.19 : x
  2. Step 2: Convert to fraction form
    3,216,869.44/5,015,211.19 = 5,015,211.19/x
  3. Step 3: Cross multiply
    3,216,869.44x = 5,015,211.19 × 5,015,211.19
  4. Step 4: Simplify right side
    3,216,869.44x = 25,152,343,255,225.16
  5. Step 5: Solve for x
    x = 25,152,343,255,225.16/3,216,869.44
  6. Step 6: Final answer
    x = 7,818,888.44

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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.