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Finding the Fourth Proportional to 332,598.12, 459,041.44 and 189,338.28

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Solution

The fourth proportional to 332,598.12, 459,041.44 and 189,338.28 is: 261,318.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,598.12 : 459,041.44 = 189,338.28 : x
  2. Step 2: Convert to fraction form
    332,598.12/459,041.44 = 189,338.28/x
  3. Step 3: Cross multiply
    332,598.12x = 459,041.44 × 189,338.28
  4. Step 4: Simplify right side
    332,598.12x = 86,914,116,698.32
  5. Step 5: Solve for x
    x = 86,914,116,698.32/332,598.12
  6. Step 6: Final answer
    x = 261,318.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.