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Finding the Fourth Proportional to 546,550.21, 754,240.44 and 304,826.57

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Solution

The fourth proportional to 546,550.21, 754,240.44 and 304,826.57 is: 420,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,550.21 : 754,240.44 = 304,826.57 : x
  2. Step 2: Convert to fraction form
    546,550.21/754,240.44 = 304,826.57/x
  3. Step 3: Cross multiply
    546,550.21x = 754,240.44 × 304,826.57
  4. Step 4: Simplify right side
    546,550.21x = 229,912,526,280.49
  5. Step 5: Solve for x
    x = 229,912,526,280.49/546,550.21
  6. Step 6: Final answer
    x = 420,661.31

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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.