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Finding the Third Proportional to 201,655,645 and 433,956,905

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Solution

The third proportional to 201,655,645 and 433,956,905 is: 933,862,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,655,645 : 433,956,905 = 433,956,905 : x
  2. Step 2: Convert to fraction form
    201,655,645/433,956,905 = 433,956,905/x
  3. Step 3: Cross multiply
    201,655,645x = 433,956,905 × 433,956,905
  4. Step 4: Simplify right side
    201,655,645x = 188,318,595,397,179,040
  5. Step 5: Solve for x
    x = 188,318,595,397,179,040/201,655,645
  6. Step 6: Final answer
    x = 933,862,255.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.