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Finding the Third Proportional to 748,157 and 1,160,831

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Solution

The third proportional to 748,157 and 1,160,831 is: 1,801,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,157 : 1,160,831 = 1,160,831 : x
  2. Step 2: Convert to fraction form
    748,157/1,160,831 = 1,160,831/x
  3. Step 3: Cross multiply
    748,157x = 1,160,831 × 1,160,831
  4. Step 4: Simplify right side
    748,157x = 1,347,528,610,561
  5. Step 5: Solve for x
    x = 1,347,528,610,561/748,157
  6. Step 6: Final answer
    x = 1,801,130.79

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.