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Finding the Third Proportional to 3,492,285.38 and 5,216,920.88

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Solution

The third proportional to 3,492,285.38 and 5,216,920.88 is: 7,793,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492,285.38 : 5,216,920.88 = 5,216,920.88 : x
  2. Step 2: Convert to fraction form
    3,492,285.38/5,216,920.88 = 5,216,920.88/x
  3. Step 3: Cross multiply
    3,492,285.38x = 5,216,920.88 × 5,216,920.88
  4. Step 4: Simplify right side
    3,492,285.38x = 27,216,263,416,010.77
  5. Step 5: Solve for x
    x = 27,216,263,416,010.77/3,492,285.38
  6. Step 6: Final answer
    x = 7,793,252.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.