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Finding the Fourth Proportional to 360,614.14, 540,443.41 and 191,770.91

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Solution

The fourth proportional to 360,614.14, 540,443.41 and 191,770.91 is: 287,402.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,614.14 : 540,443.41 = 191,770.91 : x
  2. Step 2: Convert to fraction form
    360,614.14/540,443.41 = 191,770.91/x
  3. Step 3: Cross multiply
    360,614.14x = 540,443.41 × 191,770.91
  4. Step 4: Simplify right side
    360,614.14x = 103,641,321,357.56
  5. Step 5: Solve for x
    x = 103,641,321,357.56/360,614.14
  6. Step 6: Final answer
    x = 287,402.27

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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.