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Finding the Fourth Proportional to 332,774.56, 459,218.64 and 189,555.04

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Solution

The fourth proportional to 332,774.56, 459,218.64 and 189,555.04 is: 261,580.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,774.56 : 459,218.64 = 189,555.04 : x
  2. Step 2: Convert to fraction form
    332,774.56/459,218.64 = 189,555.04/x
  3. Step 3: Cross multiply
    332,774.56x = 459,218.64 × 189,555.04
  4. Step 4: Simplify right side
    332,774.56x = 87,047,207,673.95
  5. Step 5: Solve for x
    x = 87,047,207,673.95/332,774.56
  6. Step 6: Final answer
    x = 261,580.12

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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.