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Finding the Third Proportional to 849,561.33 and 1,286,680.78

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Solution

The third proportional to 849,561.33 and 1,286,680.78 is: 1,948,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,561.33 : 1,286,680.78 = 1,286,680.78 : x
  2. Step 2: Convert to fraction form
    849,561.33/1,286,680.78 = 1,286,680.78/x
  3. Step 3: Cross multiply
    849,561.33x = 1,286,680.78 × 1,286,680.78
  4. Step 4: Simplify right side
    849,561.33x = 1,655,547,432,838.11
  5. Step 5: Solve for x
    x = 1,655,547,432,838.11/849,561.33
  6. Step 6: Final answer
    x = 1,948,708.56

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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.