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Finding the Third Proportional to 720,801.28 and 1,585,488.94

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Solution

The third proportional to 720,801.28 and 1,585,488.94 is: 3,487,473.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,801.28 : 1,585,488.94 = 1,585,488.94 : x
  2. Step 2: Convert to fraction form
    720,801.28/1,585,488.94 = 1,585,488.94/x
  3. Step 3: Cross multiply
    720,801.28x = 1,585,488.94 × 1,585,488.94
  4. Step 4: Simplify right side
    720,801.28x = 2,513,775,170,934.88
  5. Step 5: Solve for x
    x = 2,513,775,170,934.88/720,801.28
  6. Step 6: Final answer
    x = 3,487,473.23

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.