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Finding the Third Proportional to 5,477,830 and 8,548,362.50

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Solution

The third proportional to 5,477,830 and 8,548,362.50 is: 13,340,045.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477,830 : 8,548,362.50 = 8,548,362.50 : x
  2. Step 2: Convert to fraction form
    5,477,830/8,548,362.50 = 8,548,362.50/x
  3. Step 3: Cross multiply
    5,477,830x = 8,548,362.50 × 8,548,362.50
  4. Step 4: Simplify right side
    5,477,830x = 73,074,501,431,406.25
  5. Step 5: Solve for x
    x = 73,074,501,431,406.25/5,477,830
  6. Step 6: Final answer
    x = 13,340,045.50

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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.