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Finding the Third Proportional to 53,642,859.56 and 115,861,354.50

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Solution

The third proportional to 53,642,859.56 and 115,861,354.50 is: 250,244,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,642,859.56 : 115,861,354.50 = 115,861,354.50 : x
  2. Step 2: Convert to fraction form
    53,642,859.56/115,861,354.50 = 115,861,354.50/x
  3. Step 3: Cross multiply
    53,642,859.56x = 115,861,354.50 × 115,861,354.50
  4. Step 4: Simplify right side
    53,642,859.56x = 13,423,853,466,574,670
  5. Step 5: Solve for x
    x = 13,423,853,466,574,670/53,642,859.56
  6. Step 6: Final answer
    x = 250,244,926.84

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.