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Finding the Third Proportional to 7,938,916.31 and 17,222,108.63

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Solution

The third proportional to 7,938,916.31 and 17,222,108.63 is: 37,360,392.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,916.31 : 17,222,108.63 = 17,222,108.63 : x
  2. Step 2: Convert to fraction form
    7,938,916.31/17,222,108.63 = 17,222,108.63/x
  3. Step 3: Cross multiply
    7,938,916.31x = 17,222,108.63 × 17,222,108.63
  4. Step 4: Simplify right side
    7,938,916.31x = 296,601,025,491,299.38
  5. Step 5: Solve for x
    x = 296,601,025,491,299.38/7,938,916.31
  6. Step 6: Final answer
    x = 37,360,392.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.