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Finding the Third Proportional to 201,896,173 and 438,249,513

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Solution

The third proportional to 201,896,173 and 438,249,513 is: 951,294,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,896,173 : 438,249,513 = 438,249,513 : x
  2. Step 2: Convert to fraction form
    201,896,173/438,249,513 = 438,249,513/x
  3. Step 3: Cross multiply
    201,896,173x = 438,249,513 × 438,249,513
  4. Step 4: Simplify right side
    201,896,173x = 192,062,635,644,737,184
  5. Step 5: Solve for x
    x = 192,062,635,644,737,184/201,896,173
  6. Step 6: Final answer
    x = 951,294,087.41

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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.