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Finding the Third Proportional to 3,455,293.41 and 7,518,299.45

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Solution

The third proportional to 3,455,293.41 and 7,518,299.45 is: 16,358,907.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,293.41 : 7,518,299.45 = 7,518,299.45 : x
  2. Step 2: Convert to fraction form
    3,455,293.41/7,518,299.45 = 7,518,299.45/x
  3. Step 3: Cross multiply
    3,455,293.41x = 7,518,299.45 × 7,518,299.45
  4. Step 4: Simplify right side
    3,455,293.41x = 56,524,826,608,126.71
  5. Step 5: Solve for x
    x = 56,524,826,608,126.71/3,455,293.41
  6. Step 6: Final answer
    x = 16,358,907.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.