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Finding the Third Proportional to 718,574 and 1,197,669

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Solution

The third proportional to 718,574 and 1,197,669 is: 1,996,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,574 : 1,197,669 = 1,197,669 : x
  2. Step 2: Convert to fraction form
    718,574/1,197,669 = 1,197,669/x
  3. Step 3: Cross multiply
    718,574x = 1,197,669 × 1,197,669
  4. Step 4: Simplify right side
    718,574x = 1,434,411,033,561
  5. Step 5: Solve for x
    x = 1,434,411,033,561/718,574
  6. Step 6: Final answer
    x = 1,996,191.11

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.