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Finding the Third Proportional to 1,111,397.63 and 1,675,851.19

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Solution

The third proportional to 1,111,397.63 and 1,675,851.19 is: 2,526,977.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,397.63 : 1,675,851.19 = 1,675,851.19 : x
  2. Step 2: Convert to fraction form
    1,111,397.63/1,675,851.19 = 1,675,851.19/x
  3. Step 3: Cross multiply
    1,111,397.63x = 1,675,851.19 × 1,675,851.19
  4. Step 4: Simplify right side
    1,111,397.63x = 2,808,477,202,645.16
  5. Step 5: Solve for x
    x = 2,808,477,202,645.16/1,111,397.63
  6. Step 6: Final answer
    x = 2,526,977.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.