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Finding the Fourth Proportional to 7,444,906.10, 10,437,040.30 and 7,444,906.10

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Solution

The fourth proportional to 7,444,906.10, 10,437,040.30 and 7,444,906.10 is: 10,437,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444,906.10 : 10,437,040.30 = 7,444,906.10 : x
  2. Step 2: Convert to fraction form
    7,444,906.10/10,437,040.30 = 7,444,906.10/x
  3. Step 3: Cross multiply
    7,444,906.10x = 10,437,040.30 × 7,444,906.10
  4. Step 4: Simplify right side
    7,444,906.10x = 77,702,784,995,415.83
  5. Step 5: Solve for x
    x = 77,702,784,995,415.83/7,444,906.10
  6. Step 6: Final answer
    x = 10,437,040.30

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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.