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Finding the Third Proportional to 207,245,484 and 429,164,280

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Solution

The third proportional to 207,245,484 and 429,164,280 is: 888,714,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,245,484 : 429,164,280 = 429,164,280 : x
  2. Step 2: Convert to fraction form
    207,245,484/429,164,280 = 429,164,280/x
  3. Step 3: Cross multiply
    207,245,484x = 429,164,280 × 429,164,280
  4. Step 4: Simplify right side
    207,245,484x = 184,181,979,227,918,400
  5. Step 5: Solve for x
    x = 184,181,979,227,918,400/207,245,484
  6. Step 6: Final answer
    x = 888,714,077.98

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.