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Finding the Third Proportional to 15,974,549.50 and 34,989,890

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Solution

The third proportional to 15,974,549.50 and 34,989,890 is: 76,640,183.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974,549.50 : 34,989,890 = 34,989,890 : x
  2. Step 2: Convert to fraction form
    15,974,549.50/34,989,890 = 34,989,890/x
  3. Step 3: Cross multiply
    15,974,549.50x = 34,989,890 × 34,989,890
  4. Step 4: Simplify right side
    15,974,549.50x = 1,224,292,402,212,100
  5. Step 5: Solve for x
    x = 1,224,292,402,212,100/15,974,549.50
  6. Step 6: Final answer
    x = 76,640,183.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.