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Finding the Third Proportional to 57,371,422.50 and 86,537,452.50

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Solution

The third proportional to 57,371,422.50 and 86,537,452.50 is: 130,530,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,371,422.50 : 86,537,452.50 = 86,537,452.50 : x
  2. Step 2: Convert to fraction form
    57,371,422.50/86,537,452.50 = 86,537,452.50/x
  3. Step 3: Cross multiply
    57,371,422.50x = 86,537,452.50 × 86,537,452.50
  4. Step 4: Simplify right side
    57,371,422.50x = 7,488,730,685,189,756
  5. Step 5: Solve for x
    x = 7,488,730,685,189,756/57,371,422.50
  6. Step 6: Final answer
    x = 130,530,678.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.