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Finding the Third Proportional to 34,149,397.50 and 74,539,521

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Solution

The third proportional to 34,149,397.50 and 74,539,521 is: 162,700,972.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149,397.50 : 74,539,521 = 74,539,521 : x
  2. Step 2: Convert to fraction form
    34,149,397.50/74,539,521 = 74,539,521/x
  3. Step 3: Cross multiply
    34,149,397.50x = 74,539,521 × 74,539,521
  4. Step 4: Simplify right side
    34,149,397.50x = 5,556,140,190,909,441
  5. Step 5: Solve for x
    x = 5,556,140,190,909,441/34,149,397.50
  6. Step 6: Final answer
    x = 162,700,972.72

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.