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Finding the Third Proportional to 571,178 and 1,254,440

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Solution

The third proportional to 571,178 and 1,254,440 is: 2,755,042.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,178 : 1,254,440 = 1,254,440 : x
  2. Step 2: Convert to fraction form
    571,178/1,254,440 = 1,254,440/x
  3. Step 3: Cross multiply
    571,178x = 1,254,440 × 1,254,440
  4. Step 4: Simplify right side
    571,178x = 1,573,619,713,600
  5. Step 5: Solve for x
    x = 1,573,619,713,600/571,178
  6. Step 6: Final answer
    x = 2,755,042.58

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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.