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Finding the Third Proportional to 3,631,748.63 and 5,428,238.63

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Solution

The third proportional to 3,631,748.63 and 5,428,238.63 is: 8,113,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,748.63 : 5,428,238.63 = 5,428,238.63 : x
  2. Step 2: Convert to fraction form
    3,631,748.63/5,428,238.63 = 5,428,238.63/x
  3. Step 3: Cross multiply
    3,631,748.63x = 5,428,238.63 × 5,428,238.63
  4. Step 4: Simplify right side
    3,631,748.63x = 29,465,774,569,941.89
  5. Step 5: Solve for x
    x = 29,465,774,569,941.89/3,631,748.63
  6. Step 6: Final answer
    x = 8,113,384.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.