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Finding the Third Proportional to 216,859,581 and 330,374,024.50

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Solution

The third proportional to 216,859,581 and 330,374,024.50 is: 503,307,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,859,581 : 330,374,024.50 = 330,374,024.50 : x
  2. Step 2: Convert to fraction form
    216,859,581/330,374,024.50 = 330,374,024.50/x
  3. Step 3: Cross multiply
    216,859,581x = 330,374,024.50 × 330,374,024.50
  4. Step 4: Simplify right side
    216,859,581x = 109,146,996,064,326,608
  5. Step 5: Solve for x
    x = 109,146,996,064,326,608/216,859,581
  6. Step 6: Final answer
    x = 503,307,234.85

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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.