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Finding the Third Proportional to 19,814,645.25 and 27,903,386.25

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Solution

The third proportional to 19,814,645.25 and 27,903,386.25 is: 39,294,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814,645.25 : 27,903,386.25 = 27,903,386.25 : x
  2. Step 2: Convert to fraction form
    19,814,645.25/27,903,386.25 = 27,903,386.25/x
  3. Step 3: Cross multiply
    19,814,645.25x = 27,903,386.25 × 27,903,386.25
  4. Step 4: Simplify right side
    19,814,645.25x = 778,598,964,216,689
  5. Step 5: Solve for x
    x = 778,598,964,216,689/19,814,645.25
  6. Step 6: Final answer
    x = 39,294,115.76

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.