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Finding the Fourth Proportional to 332,839.56, 459,265.50 and 189,602.40

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Solution

The fourth proportional to 332,839.56, 459,265.50 and 189,602.40 is: 261,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,839.56 : 459,265.50 = 189,602.40 : x
  2. Step 2: Convert to fraction form
    332,839.56/459,265.50 = 189,602.40/x
  3. Step 3: Cross multiply
    332,839.56x = 459,265.50 × 189,602.40
  4. Step 4: Simplify right side
    332,839.56x = 87,077,841,037.20
  5. Step 5: Solve for x
    x = 87,077,841,037.20/332,839.56
  6. Step 6: Final answer
    x = 261,621.07

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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.