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Finding the Third Proportional to 653,444 and 1,415,487

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Solution

The third proportional to 653,444 and 1,415,487 is: 3,066,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,444 : 1,415,487 = 1,415,487 : x
  2. Step 2: Convert to fraction form
    653,444/1,415,487 = 1,415,487/x
  3. Step 3: Cross multiply
    653,444x = 1,415,487 × 1,415,487
  4. Step 4: Simplify right side
    653,444x = 2,003,603,447,169
  5. Step 5: Solve for x
    x = 2,003,603,447,169/653,444
  6. Step 6: Final answer
    x = 3,066,220.59

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.