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Finding the Third Proportional to 307,897,933.50 and 637,623,239.50

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Solution

The third proportional to 307,897,933.50 and 637,623,239.50 is: 1,320,448,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,897,933.50 : 637,623,239.50 = 637,623,239.50 : x
  2. Step 2: Convert to fraction form
    307,897,933.50/637,623,239.50 = 637,623,239.50/x
  3. Step 3: Cross multiply
    307,897,933.50x = 637,623,239.50 × 637,623,239.50
  4. Step 4: Simplify right side
    307,897,933.50x = 406,563,395,550,474,368
  5. Step 5: Solve for x
    x = 406,563,395,550,474,368/307,897,933.50
  6. Step 6: Final answer
    x = 1,320,448,601.03

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.