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Finding the Third Proportional to 148,370,400 and 318,679,552

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Solution

The third proportional to 148,370,400 and 318,679,552 is: 684,480,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,370,400 : 318,679,552 = 318,679,552 : x
  2. Step 2: Convert to fraction form
    148,370,400/318,679,552 = 318,679,552/x
  3. Step 3: Cross multiply
    148,370,400x = 318,679,552 × 318,679,552
  4. Step 4: Simplify right side
    148,370,400x = 101,556,656,862,920,704
  5. Step 5: Solve for x
    x = 101,556,656,862,920,704/148,370,400
  6. Step 6: Final answer
    x = 684,480,576.06

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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.