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Finding the Fourth Proportional to 202,669.20, 304,003.80 and 62,409.60

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Solution

The fourth proportional to 202,669.20, 304,003.80 and 62,409.60 is: 93,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,669.20 : 304,003.80 = 62,409.60 : x
  2. Step 2: Convert to fraction form
    202,669.20/304,003.80 = 62,409.60/x
  3. Step 3: Cross multiply
    202,669.20x = 304,003.80 × 62,409.60
  4. Step 4: Simplify right side
    202,669.20x = 18,972,755,556.48
  5. Step 5: Solve for x
    x = 18,972,755,556.48/202,669.20
  6. Step 6: Final answer
    x = 93,614.40

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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.