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Finding the Third Proportional to 2,590,364.81 and 3,885,854.77

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Solution

The third proportional to 2,590,364.81 and 3,885,854.77 is: 5,829,243.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,364.81 : 3,885,854.77 = 3,885,854.77 : x
  2. Step 2: Convert to fraction form
    2,590,364.81/3,885,854.77 = 3,885,854.77/x
  3. Step 3: Cross multiply
    2,590,364.81x = 3,885,854.77 × 3,885,854.77
  4. Step 4: Simplify right side
    2,590,364.81x = 15,099,867,259,530.52
  5. Step 5: Solve for x
    x = 15,099,867,259,530.52/2,590,364.81
  6. Step 6: Final answer
    x = 5,829,243.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.