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Finding the Third Proportional to 273,237,724.50 and 399,608,937.75

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Solution

The third proportional to 273,237,724.50 and 399,608,937.75 is: 584,426,266.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,237,724.50 : 399,608,937.75 = 399,608,937.75 : x
  2. Step 2: Convert to fraction form
    273,237,724.50/399,608,937.75 = 399,608,937.75/x
  3. Step 3: Cross multiply
    273,237,724.50x = 399,608,937.75 × 399,608,937.75
  4. Step 4: Simplify right side
    273,237,724.50x = 159,687,303,129,683,360
  5. Step 5: Solve for x
    x = 159,687,303,129,683,360/273,237,724.50
  6. Step 6: Final answer
    x = 584,426,266.26

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.