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Finding the Third Proportional to 4,253,658 and 6,538,178

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Solution

The third proportional to 4,253,658 and 6,538,178 is: 10,049,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253,658 : 6,538,178 = 6,538,178 : x
  2. Step 2: Convert to fraction form
    4,253,658/6,538,178 = 6,538,178/x
  3. Step 3: Cross multiply
    4,253,658x = 6,538,178 × 6,538,178
  4. Step 4: Simplify right side
    4,253,658x = 42,747,771,559,684
  5. Step 5: Solve for x
    x = 42,747,771,559,684/4,253,658
  6. Step 6: Final answer
    x = 10,049,649.40

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.