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Finding the Third Proportional to 866,070 and 1,247,535

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Solution

The third proportional to 866,070 and 1,247,535 is: 1,797,018.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,070 : 1,247,535 = 1,247,535 : x
  2. Step 2: Convert to fraction form
    866,070/1,247,535 = 1,247,535/x
  3. Step 3: Cross multiply
    866,070x = 1,247,535 × 1,247,535
  4. Step 4: Simplify right side
    866,070x = 1,556,343,576,225
  5. Step 5: Solve for x
    x = 1,556,343,576,225/866,070
  6. Step 6: Final answer
    x = 1,797,018.23

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.