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Finding the Third Proportional to 2,051,509.50 and 4,748,878.13

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Solution

The third proportional to 2,051,509.50 and 4,748,878.13 is: 10,992,804.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,509.50 : 4,748,878.13 = 4,748,878.13 : x
  2. Step 2: Convert to fraction form
    2,051,509.50/4,748,878.13 = 4,748,878.13/x
  3. Step 3: Cross multiply
    2,051,509.50x = 4,748,878.13 × 4,748,878.13
  4. Step 4: Simplify right side
    2,051,509.50x = 22,551,843,446,103.52
  5. Step 5: Solve for x
    x = 22,551,843,446,103.52/2,051,509.50
  6. Step 6: Final answer
    x = 10,992,804.78

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.