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Finding the Third Proportional to 966,822 and 2,087,382

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Solution

The third proportional to 966,822 and 2,087,382 is: 4,506,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,822 : 2,087,382 = 2,087,382 : x
  2. Step 2: Convert to fraction form
    966,822/2,087,382 = 2,087,382/x
  3. Step 3: Cross multiply
    966,822x = 2,087,382 × 2,087,382
  4. Step 4: Simplify right side
    966,822x = 4,357,163,613,924
  5. Step 5: Solve for x
    x = 4,357,163,613,924/966,822
  6. Step 6: Final answer
    x = 4,506,686.46

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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.