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Finding the Third Proportional to 479,364,796.13 and 1,031,537,009.25

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Solution

The third proportional to 479,364,796.13 and 1,031,537,009.25 is: 2,219,747,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,364,796.13 : 1,031,537,009.25 = 1,031,537,009.25 : x
  2. Step 2: Convert to fraction form
    479,364,796.13/1,031,537,009.25 = 1,031,537,009.25/x
  3. Step 3: Cross multiply
    479,364,796.13x = 1,031,537,009.25 × 1,031,537,009.25
  4. Step 4: Simplify right side
    479,364,796.13x = 1,064,068,601,452,434,560
  5. Step 5: Solve for x
    x = 1,064,068,601,452,434,560/479,364,796.13
  6. Step 6: Final answer
    x = 2,219,747,069.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.