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Finding the Fourth Proportional to 618,148.02, 927,355.25 and 191,675.27

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Solution

The fourth proportional to 618,148.02, 927,355.25 and 191,675.27 is: 287,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,148.02 : 927,355.25 = 191,675.27 : x
  2. Step 2: Convert to fraction form
    618,148.02/927,355.25 = 191,675.27/x
  3. Step 3: Cross multiply
    618,148.02x = 927,355.25 × 191,675.27
  4. Step 4: Simplify right side
    618,148.02x = 177,751,062,334.52
  5. Step 5: Solve for x
    x = 177,751,062,334.52/618,148.02
  6. Step 6: Final answer
    x = 287,554.20

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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.