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Finding the Third Proportional to 18,046,897.50 and 37,580,955

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Solution

The third proportional to 18,046,897.50 and 37,580,955 is: 78,258,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046,897.50 : 37,580,955 = 37,580,955 : x
  2. Step 2: Convert to fraction form
    18,046,897.50/37,580,955 = 37,580,955/x
  3. Step 3: Cross multiply
    18,046,897.50x = 37,580,955 × 37,580,955
  4. Step 4: Simplify right side
    18,046,897.50x = 1,412,328,178,712,025
  5. Step 5: Solve for x
    x = 1,412,328,178,712,025/18,046,897.50
  6. Step 6: Final answer
    x = 78,258,779.87

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.