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Finding the Third Proportional to 4,898,540.81 and 6,851,426.06

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Solution

The third proportional to 4,898,540.81 and 6,851,426.06 is: 9,582,861.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898,540.81 : 6,851,426.06 = 6,851,426.06 : x
  2. Step 2: Convert to fraction form
    4,898,540.81/6,851,426.06 = 6,851,426.06/x
  3. Step 3: Cross multiply
    4,898,540.81x = 6,851,426.06 × 6,851,426.06
  4. Step 4: Simplify right side
    4,898,540.81x = 46,942,039,089,904.25
  5. Step 5: Solve for x
    x = 46,942,039,089,904.25/4,898,540.81
  6. Step 6: Final answer
    x = 9,582,861.69

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.