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Finding the Third Proportional to 866,547.97 and 1,870,106.17

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Solution

The third proportional to 866,547.97 and 1,870,106.17 is: 4,035,895.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,547.97 : 1,870,106.17 = 1,870,106.17 : x
  2. Step 2: Convert to fraction form
    866,547.97/1,870,106.17 = 1,870,106.17/x
  3. Step 3: Cross multiply
    866,547.97x = 1,870,106.17 × 1,870,106.17
  4. Step 4: Simplify right side
    866,547.97x = 3,497,297,079,474.95
  5. Step 5: Solve for x
    x = 3,497,297,079,474.95/866,547.97
  6. Step 6: Final answer
    x = 4,035,895.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.