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Finding the Third Proportional to 4,307,421 and 6,668,836.50

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Solution

The third proportional to 4,307,421 and 6,668,836.50 is: 10,324,827.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307,421 : 6,668,836.50 = 6,668,836.50 : x
  2. Step 2: Convert to fraction form
    4,307,421/6,668,836.50 = 6,668,836.50/x
  3. Step 3: Cross multiply
    4,307,421x = 6,668,836.50 × 6,668,836.50
  4. Step 4: Simplify right side
    4,307,421x = 44,473,380,263,732.25
  5. Step 5: Solve for x
    x = 44,473,380,263,732.25/4,307,421
  6. Step 6: Final answer
    x = 10,324,827.84

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.