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Finding the Fourth Proportional to 1,764,509.10, 2,649,388.05 and 1,365,600.30

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Solution

The fourth proportional to 1,764,509.10, 2,649,388.05 and 1,365,600.30 is: 2,050,431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,509.10 : 2,649,388.05 = 1,365,600.30 : x
  2. Step 2: Convert to fraction form
    1,764,509.10/2,649,388.05 = 1,365,600.30/x
  3. Step 3: Cross multiply
    1,764,509.10x = 2,649,388.05 × 1,365,600.30
  4. Step 4: Simplify right side
    1,764,509.10x = 3,618,005,115,896.42
  5. Step 5: Solve for x
    x = 3,618,005,115,896.42/1,764,509.10
  6. Step 6: Final answer
    x = 2,050,431.54

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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.