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Finding the Third Proportional to 1,186,278.75 and 1,796,055.19

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Solution

The third proportional to 1,186,278.75 and 1,796,055.19 is: 2,719,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,278.75 : 1,796,055.19 = 1,796,055.19 : x
  2. Step 2: Convert to fraction form
    1,186,278.75/1,796,055.19 = 1,796,055.19/x
  3. Step 3: Cross multiply
    1,186,278.75x = 1,796,055.19 × 1,796,055.19
  4. Step 4: Simplify right side
    1,186,278.75x = 3,225,814,236,545.66
  5. Step 5: Solve for x
    x = 3,225,814,236,545.66/1,186,278.75
  6. Step 6: Final answer
    x = 2,719,271.70

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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.