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Finding the Fourth Proportional to 3,113,757.02, 4,664,382.80 and 1,551,076.01

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Solution

The fourth proportional to 3,113,757.02, 4,664,382.80 and 1,551,076.01 is: 2,323,499.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,757.02 : 4,664,382.80 = 1,551,076.01 : x
  2. Step 2: Convert to fraction form
    3,113,757.02/4,664,382.80 = 1,551,076.01/x
  3. Step 3: Cross multiply
    3,113,757.02x = 4,664,382.80 × 1,551,076.01
  4. Step 4: Simplify right side
    3,113,757.02x = 7,234,812,275,187.92
  5. Step 5: Solve for x
    x = 7,234,812,275,187.92/3,113,757.02
  6. Step 6: Final answer
    x = 2,323,499.31

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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.