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Finding the Third Proportional to 910,551 and 1,966,995

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Solution

The third proportional to 910,551 and 1,966,995 is: 4,249,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,551 : 1,966,995 = 1,966,995 : x
  2. Step 2: Convert to fraction form
    910,551/1,966,995 = 1,966,995/x
  3. Step 3: Cross multiply
    910,551x = 1,966,995 × 1,966,995
  4. Step 4: Simplify right side
    910,551x = 3,869,069,330,025
  5. Step 5: Solve for x
    x = 3,869,069,330,025/910,551
  6. Step 6: Final answer
    x = 4,249,151.70

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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.