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Finding the Third Proportional to 3,378,857.63 and 6,997,246.13

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Solution

The third proportional to 3,378,857.63 and 6,997,246.13 is: 14,490,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,857.63 : 6,997,246.13 = 6,997,246.13 : x
  2. Step 2: Convert to fraction form
    3,378,857.63/6,997,246.13 = 6,997,246.13/x
  3. Step 3: Cross multiply
    3,378,857.63x = 6,997,246.13 × 6,997,246.13
  4. Step 4: Simplify right side
    3,378,857.63x = 48,961,453,333,827.52
  5. Step 5: Solve for x
    x = 48,961,453,333,827.52/3,378,857.63
  6. Step 6: Final answer
    x = 14,490,534.60

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.