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Finding the Third Proportional to 40,041,217.50 and 87,422,005.50

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Solution

The third proportional to 40,041,217.50 and 87,422,005.50 is: 190,868,498.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,041,217.50 : 87,422,005.50 = 87,422,005.50 : x
  2. Step 2: Convert to fraction form
    40,041,217.50/87,422,005.50 = 87,422,005.50/x
  3. Step 3: Cross multiply
    40,041,217.50x = 87,422,005.50 × 87,422,005.50
  4. Step 4: Simplify right side
    40,041,217.50x = 7,642,607,045,642,030
  5. Step 5: Solve for x
    x = 7,642,607,045,642,030/40,041,217.50
  6. Step 6: Final answer
    x = 190,868,498.08

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.