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Finding the Third Proportional to 15,270,278 and 32,931,620

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Solution

The third proportional to 15,270,278 and 32,931,620 is: 71,019,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270,278 : 32,931,620 = 32,931,620 : x
  2. Step 2: Convert to fraction form
    15,270,278/32,931,620 = 32,931,620/x
  3. Step 3: Cross multiply
    15,270,278x = 32,931,620 × 32,931,620
  4. Step 4: Simplify right side
    15,270,278x = 1,084,491,595,824,400
  5. Step 5: Solve for x
    x = 1,084,491,595,824,400/15,270,278
  6. Step 6: Final answer
    x = 71,019,767.67

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.