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Finding the Third Proportional to 372,861,478.50 and 560,848,921.50

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Solution

The third proportional to 372,861,478.50 and 560,848,921.50 is: 843,614,937.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,861,478.50 : 560,848,921.50 = 560,848,921.50 : x
  2. Step 2: Convert to fraction form
    372,861,478.50/560,848,921.50 = 560,848,921.50/x
  3. Step 3: Cross multiply
    372,861,478.50x = 560,848,921.50 × 560,848,921.50
  4. Step 4: Simplify right side
    372,861,478.50x = 314,551,512,747,713,152
  5. Step 5: Solve for x
    x = 314,551,512,747,713,152/372,861,478.50
  6. Step 6: Final answer
    x = 843,614,937.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.