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Finding the Third Proportional to 529,042,255.88 and 739,953,862.88

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Solution

The third proportional to 529,042,255.88 and 739,953,862.88 is: 1,034,948,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,042,255.88 : 739,953,862.88 = 739,953,862.88 : x
  2. Step 2: Convert to fraction form
    529,042,255.88/739,953,862.88 = 739,953,862.88/x
  3. Step 3: Cross multiply
    529,042,255.88x = 739,953,862.88 × 739,953,862.88
  4. Step 4: Simplify right side
    529,042,255.88x = 547,531,719,183,634,304
  5. Step 5: Solve for x
    x = 547,531,719,183,634,304/529,042,255.88
  6. Step 6: Final answer
    x = 1,034,948,934.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.