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Finding the Third Proportional to 251,017,505.72 and 542,369,169

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Solution

The third proportional to 251,017,505.72 and 542,369,169 is: 1,171,887,652.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,017,505.72 : 542,369,169 = 542,369,169 : x
  2. Step 2: Convert to fraction form
    251,017,505.72/542,369,169 = 542,369,169/x
  3. Step 3: Cross multiply
    251,017,505.72x = 542,369,169 × 542,369,169
  4. Step 4: Simplify right side
    251,017,505.72x = 294,164,315,481,750,592
  5. Step 5: Solve for x
    x = 294,164,315,481,750,592/251,017,505.72
  6. Step 6: Final answer
    x = 1,171,887,652.37

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.