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Finding the Third Proportional to 5,290,295.63 and 7,914,938.63

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Solution

The third proportional to 5,290,295.63 and 7,914,938.63 is: 11,841,730.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290,295.63 : 7,914,938.63 = 7,914,938.63 : x
  2. Step 2: Convert to fraction form
    5,290,295.63/7,914,938.63 = 7,914,938.63/x
  3. Step 3: Cross multiply
    5,290,295.63x = 7,914,938.63 × 7,914,938.63
  4. Step 4: Simplify right side
    5,290,295.63x = 62,646,253,437,516.89
  5. Step 5: Solve for x
    x = 62,646,253,437,516.89/5,290,295.63
  6. Step 6: Final answer
    x = 11,841,730.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.