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Finding the Fourth Proportional to 362,624.18, 500,483.03 and 209,755.31

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Solution

The fourth proportional to 362,624.18, 500,483.03 and 209,755.31 is: 289,497.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,624.18 : 500,483.03 = 209,755.31 : x
  2. Step 2: Convert to fraction form
    362,624.18/500,483.03 = 209,755.31/x
  3. Step 3: Cross multiply
    362,624.18x = 500,483.03 × 209,755.31
  4. Step 4: Simplify right side
    362,624.18x = 104,978,969,556.20
  5. Step 5: Solve for x
    x = 104,978,969,556.20/362,624.18
  6. Step 6: Final answer
    x = 289,497.99

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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.