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Finding the Third Proportional to 7,647,655.50 and 16,549,920

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Solution

The third proportional to 7,647,655.50 and 16,549,920 is: 35,814,878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647,655.50 : 16,549,920 = 16,549,920 : x
  2. Step 2: Convert to fraction form
    7,647,655.50/16,549,920 = 16,549,920/x
  3. Step 3: Cross multiply
    7,647,655.50x = 16,549,920 × 16,549,920
  4. Step 4: Simplify right side
    7,647,655.50x = 273,899,852,006,400
  5. Step 5: Solve for x
    x = 273,899,852,006,400/7,647,655.50
  6. Step 6: Final answer
    x = 35,814,878.43

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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.