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Finding the Third Proportional to 75,811,579.50 and 108,336,502.50

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Solution

The third proportional to 75,811,579.50 and 108,336,502.50 is: 154,815,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,811,579.50 : 108,336,502.50 = 108,336,502.50 : x
  2. Step 2: Convert to fraction form
    75,811,579.50/108,336,502.50 = 108,336,502.50/x
  3. Step 3: Cross multiply
    75,811,579.50x = 108,336,502.50 × 108,336,502.50
  4. Step 4: Simplify right side
    75,811,579.50x = 11,736,797,773,932,506
  5. Step 5: Solve for x
    x = 11,736,797,773,932,506/75,811,579.50
  6. Step 6: Final answer
    x = 154,815,370.57

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.