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Finding the Fourth Proportional to 618,075.96, 927,503.96 and 263,089.41

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Solution

The fourth proportional to 618,075.96, 927,503.96 and 263,089.41 is: 394,800.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,075.96 : 927,503.96 = 263,089.41 : x
  2. Step 2: Convert to fraction form
    618,075.96/927,503.96 = 263,089.41/x
  3. Step 3: Cross multiply
    618,075.96x = 927,503.96 × 263,089.41
  4. Step 4: Simplify right side
    618,075.96x = 244,016,468,293.62
  5. Step 5: Solve for x
    x = 244,016,468,293.62/618,075.96
  6. Step 6: Final answer
    x = 394,800.13

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1.5x scale

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.