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Finding the Third Proportional to 8,735,674.50 and 13,512,328.88

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Solution

The third proportional to 8,735,674.50 and 13,512,328.88 is: 20,900,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735,674.50 : 13,512,328.88 = 13,512,328.88 : x
  2. Step 2: Convert to fraction form
    8,735,674.50/13,512,328.88 = 13,512,328.88/x
  3. Step 3: Cross multiply
    8,735,674.50x = 13,512,328.88 × 13,512,328.88
  4. Step 4: Simplify right side
    8,735,674.50x = 182,583,031,626,158.75
  5. Step 5: Solve for x
    x = 182,583,031,626,158.75/8,735,674.50
  6. Step 6: Final answer
    x = 20,900,851.06

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.