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Finding the Third Proportional to 488,020 and 1,053,800

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Solution

The third proportional to 488,020 and 1,053,800 is: 2,275,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,020 : 1,053,800 = 1,053,800 : x
  2. Step 2: Convert to fraction form
    488,020/1,053,800 = 1,053,800/x
  3. Step 3: Cross multiply
    488,020x = 1,053,800 × 1,053,800
  4. Step 4: Simplify right side
    488,020x = 1,110,494,440,000
  5. Step 5: Solve for x
    x = 1,110,494,440,000/488,020
  6. Step 6: Final answer
    x = 2,275,510.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.