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Finding the Third Proportional to 373,421,356.50 and 548,025,130.50

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Solution

The third proportional to 373,421,356.50 and 548,025,130.50 is: 804,269,864.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,421,356.50 : 548,025,130.50 = 548,025,130.50 : x
  2. Step 2: Convert to fraction form
    373,421,356.50/548,025,130.50 = 548,025,130.50/x
  3. Step 3: Cross multiply
    373,421,356.50x = 548,025,130.50 × 548,025,130.50
  4. Step 4: Simplify right side
    373,421,356.50x = 300,331,543,659,542,016
  5. Step 5: Solve for x
    x = 300,331,543,659,542,016/373,421,356.50
  6. Step 6: Final answer
    x = 804,269,864.14

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.