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Finding the Fourth Proportional to 362,353.48, 500,093.92 and 219,114.56

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Solution

The fourth proportional to 362,353.48, 500,093.92 and 219,114.56 is: 302,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,353.48 : 500,093.92 = 219,114.56 : x
  2. Step 2: Convert to fraction form
    362,353.48/500,093.92 = 219,114.56/x
  3. Step 3: Cross multiply
    362,353.48x = 500,093.92 × 219,114.56
  4. Step 4: Simplify right side
    362,353.48x = 109,577,859,239.48
  5. Step 5: Solve for x
    x = 109,577,859,239.48/362,353.48
  6. Step 6: Final answer
    x = 302,405.98

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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.