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Finding the Third Proportional to 134,608,826 and 292,802,421

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Solution

The third proportional to 134,608,826 and 292,802,421 is: 636,906,659.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,608,826 : 292,802,421 = 292,802,421 : x
  2. Step 2: Convert to fraction form
    134,608,826/292,802,421 = 292,802,421/x
  3. Step 3: Cross multiply
    134,608,826x = 292,802,421 × 292,802,421
  4. Step 4: Simplify right side
    134,608,826x = 85,733,257,743,461,248
  5. Step 5: Solve for x
    x = 85,733,257,743,461,248/134,608,826
  6. Step 6: Final answer
    x = 636,906,659.77

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.