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Finding the Third Proportional to 57,818 and 124,260

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Solution

The third proportional to 57,818 and 124,260 is: 267,054.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,818 : 124,260 = 124,260 : x
  2. Step 2: Convert to fraction form
    57,818/124,260 = 124,260/x
  3. Step 3: Cross multiply
    57,818x = 124,260 × 124,260
  4. Step 4: Simplify right side
    57,818x = 15,440,547,600
  5. Step 5: Solve for x
    x = 15,440,547,600/57,818
  6. Step 6: Final answer
    x = 267,054.34

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.