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Finding the Third Proportional to 2,886,722.77 and 4,035,808.31

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Solution

The third proportional to 2,886,722.77 and 4,035,808.31 is: 5,642,297.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,722.77 : 4,035,808.31 = 4,035,808.31 : x
  2. Step 2: Convert to fraction form
    2,886,722.77/4,035,808.31 = 4,035,808.31/x
  3. Step 3: Cross multiply
    2,886,722.77x = 4,035,808.31 × 4,035,808.31
  4. Step 4: Simplify right side
    2,886,722.77x = 16,287,748,711,599.10
  5. Step 5: Solve for x
    x = 16,287,748,711,599.10/2,886,722.77
  6. Step 6: Final answer
    x = 5,642,297.51

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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.