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Finding the Third Proportional to 5,477,812.31 and 8,548,337.53

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Solution

The third proportional to 5,477,812.31 and 8,548,337.53 is: 13,340,010.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477,812.31 : 8,548,337.53 = 8,548,337.53 : x
  2. Step 2: Convert to fraction form
    5,477,812.31/8,548,337.53 = 8,548,337.53/x
  3. Step 3: Cross multiply
    5,477,812.31x = 8,548,337.53 × 8,548,337.53
  4. Step 4: Simplify right side
    5,477,812.31x = 73,074,074,548,177.34
  5. Step 5: Solve for x
    x = 73,074,074,548,177.34/5,477,812.31
  6. Step 6: Final answer
    x = 13,340,010.64

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.