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Finding the Third Proportional to 16,700,220 and 25,858,425.75

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Solution

The third proportional to 16,700,220 and 25,858,425.75 is: 40,038,884.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,700,220 : 25,858,425.75 = 25,858,425.75 : x
  2. Step 2: Convert to fraction form
    16,700,220/25,858,425.75 = 25,858,425.75/x
  3. Step 3: Cross multiply
    16,700,220x = 25,858,425.75 × 25,858,425.75
  4. Step 4: Simplify right side
    16,700,220x = 668,658,182,268,263
  5. Step 5: Solve for x
    x = 668,658,182,268,263/16,700,220
  6. Step 6: Final answer
    x = 40,038,884.65

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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.