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Finding the Third Proportional to 887,407,666.88 and 1,384,833,516.75

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Solution

The third proportional to 887,407,666.88 and 1,384,833,516.75 is: 2,161,085,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,407,666.88 : 1,384,833,516.75 = 1,384,833,516.75 : x
  2. Step 2: Convert to fraction form
    887,407,666.88/1,384,833,516.75 = 1,384,833,516.75/x
  3. Step 3: Cross multiply
    887,407,666.88x = 1,384,833,516.75 × 1,384,833,516.75
  4. Step 4: Simplify right side
    887,407,666.88x = 1,917,763,869,114,172,416
  5. Step 5: Solve for x
    x = 1,917,763,869,114,172,416/887,407,666.88
  6. Step 6: Final answer
    x = 2,161,085,531.15

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.