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Finding the Third Proportional to 4,319,145 and 9,451,854

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Solution

The third proportional to 4,319,145 and 9,451,854 is: 20,684,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319,145 : 9,451,854 = 9,451,854 : x
  2. Step 2: Convert to fraction form
    4,319,145/9,451,854 = 9,451,854/x
  3. Step 3: Cross multiply
    4,319,145x = 9,451,854 × 9,451,854
  4. Step 4: Simplify right side
    4,319,145x = 89,337,544,037,316
  5. Step 5: Solve for x
    x = 89,337,544,037,316/4,319,145
  6. Step 6: Final answer
    x = 20,684,080.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.