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Finding the Third Proportional to 1,017,911.81 and 2,237,559.19

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Solution

The third proportional to 1,017,911.81 and 2,237,559.19 is: 4,918,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,911.81 : 2,237,559.19 = 2,237,559.19 : x
  2. Step 2: Convert to fraction form
    1,017,911.81/2,237,559.19 = 2,237,559.19/x
  3. Step 3: Cross multiply
    1,017,911.81x = 2,237,559.19 × 2,237,559.19
  4. Step 4: Simplify right side
    1,017,911.81x = 5,006,671,117,565.66
  5. Step 5: Solve for x
    x = 5,006,671,117,565.66/1,017,911.81
  6. Step 6: Final answer
    x = 4,918,570.60

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.