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Finding the Third Proportional to 1,624,565.11 and 3,479,687.86

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Solution

The third proportional to 1,624,565.11 and 3,479,687.86 is: 7,453,211.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,565.11 : 3,479,687.86 = 3,479,687.86 : x
  2. Step 2: Convert to fraction form
    1,624,565.11/3,479,687.86 = 3,479,687.86/x
  3. Step 3: Cross multiply
    1,624,565.11x = 3,479,687.86 × 3,479,687.86
  4. Step 4: Simplify right side
    1,624,565.11x = 12,108,227,598,681.77
  5. Step 5: Solve for x
    x = 12,108,227,598,681.77/1,624,565.11
  6. Step 6: Final answer
    x = 7,453,211.65

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.